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    MPF1213

    INTRODUCTION TO

    MEASUREMENT AND EVALUATION

    BY : NOZIEYANA A.RAHMAN(MP101336)

    NOR SAHIDAH MOHAMAD ALI(MP121197)

    LECTURER : DR HAMIMAH BINTI ABU NAIM

    MARKING AND REPORTING

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    A.Purpose of marking and reporting

    -The task of reporting students progress cannot be

    separate from the procedures used in assessing students

    learning and development

    -- grading and reporting become a matter of summarizingthe results and presenting them in understandable form

    and variety of users( students, parents,teachers,

    councelors and administrators)

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    B.FUNCTIONS OF MARKING AND REPORTING SYSTEMS

    1) Instructional uses2) Reports to parents

    3) Administrative and guidance

    uses

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    -the focus of the grading and reporting system

    should be improvement of student learning and

    development.

    -This is most likely to occur when the report:

    -a) clarifies the instructional objectives

    -b) indicates the students strengths and

    weaknesses in learning.

    -c) provides information concerning the

    students personal-social development

    - d) contributes to the students motivation

    1) INSTRUCTIONAL USES

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    -A portfolio of work designed to display progress can show

    the strides that have been made during the year with

    concrete example.

    -- A well designed report form together with portfolio of

    students work that contains carefully selected example can

    provide this summary of learning progress.

    -- Well-designed progress reports can also aid in

    evaluating instructional procedures by identifying areas

    needing revision.

    -- need to modify instructional objectives or the classroom

    activities when student report meet poor learning progress.

    1) INSTRUCTIONAL USES cont

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    -These reports should help parents understand the objectives

    of the school and how well their children are achieving the

    intended learning outcomes.

    -- the importance of report to parents/guardians:

    -1) parents are better able to cooperate with school in

    promoting their childrens learning and development.

    -2) enable parents to give them the emotional support and

    encouragement needed.

    -3) knowing their childrens strenght and weaknesses in

    learning.

    -

    2) REPORTS TO PARENTS/GUARDIANS

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    -Grades and progress reports serve a number of

    administrative functions.They are use for:

    -1) determining promotion and graduation

    -2) awarding honor

    -3) determining athletic eligibility-4) reporting to other schools and prospective employers

    3) ADMINISTRATIVE AND GUIDANCE USES

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    C.TYPES OF MARKING AND REPORTING SYSTEMS

    1) Traditional Letter-Grade System

    2) Pass Fail System

    3) Checklists of Objectives

    4) Letter to Parents/Guardians

    5) Portfolio of Student Work6) Parent-Teacher Conference

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    -Is to assign a single letter grade such as A,B,C,D,F) foreach subject.

    -- In some cases a single number ( 5,4,3,2,1 or

    100 ,95,90) is used instead of a letter, but the grading

    system is essentially the same.

    -- the grades are easily averaged and useful inpredicting future achievement

    1) TRADITIONAL LETTER-GRADE SYSTEM

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    -However ,they have several limitation:-a) Typically are a combination of achievement, effort,

    work habits,good behavior.

    -b) the proportion of students assigned each letter

    grade varies from teacher to teacher.

    -c) they do not indicate a students specific strenghts

    and weaknesses in learning.-They difficult to interpret and use.

    -Example : A grade of C may represent good

    achievement but poor work habits and

    disruptive behavior.

    1) TRADITIONAL LETTER-GRADE SYSTEM cont.

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    -Twocategory system example: satisfactory-

    unsatisfactory and pass-fail) has been used in some

    elementary school.- strength of this system are:

    -- it permit students to take some courses(elective course)

    --to encourage students to explore new areas.

    --permit students to focus on those aspect of course that

    related most directly to their major field.

    -- to neglect those areas of little interest or relevance

    --removing the fear of a lower grade-point average gives

    student greater freedom to select their learning experience

    2) PASS-FAILED SYSTEM

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    -Limitation of pass-fail system are:

    -- offers less information--provides no indication of the level of learning.

    -- value for predicting future or describing present

    performance achievement is lost.

    2) PASS-FAILED SYSTEM cont.

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    -Some schools have replaced the traditional grading

    system with a list of objectives to be checked or rated.

    --these reports typically include ratings of progress

    towards the major objectives in each subject-matter area.

    -- The following statements for reading and arithmetic

    illustrate the nature of these report:

    -Reading:

    -1) reads with understand-2) works out meaning and use of new words

    -3) reads well to others

    -4) reads independently for pleasure.

    3) CHECKLIST OF OBJECTIVES

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    -Arithmetic:

    -1) uses fundamental processes

    -2) solves problems involving reasoning

    -3) is accurate in work

    -4) work at a satisfactory rate.

    -- commonly use fewer symbols such as

    O(outstanding) , S (satisfactory) , N (needs

    improvement) or P(proficient) , PP(partially proficient)

    3) CHECKLIST OF OBJECTIVES cont

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    -the strengths of checklist of objectives are:

    --the checklist form of reporting has the advantage of providinga detailed analysis of the students strength and weaknesses.

    --provide students, parents and others with a frequent reminder

    of the objectives of the school.

    -The limitations are:

    -difficulties in keeping the list of statement down to a workablenumber and in stating them in such simple and concise terms

    that they are readily understood by all users of the report.

    3) CHECKLIST OF OBJECTIVES cont

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    -Use of letters to provide for greater flexibility in reporting

    students progress to parent.

    -It possible to report on unique strengths, weaknesses,

    learning needs and suggestion of specific plans ofimprovement.

    -But limited to several factors:

    -1) comprehensive and thoughtful written reports require

    an excessive amount of time and skill

    -2) students learning weaknesses are easily misinterpreted

    by parents

    -3) fail to provide a systematic and cumulative record of

    student progress towards the objectives of school.

    4) LETTERS TO PARENTS/ GUARDIANS

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    -an effective of showing student progress, illustratingstrength, and identifying areas where greater effort is

    needed.-Also an effective means of making grades more concrete

    for parents and guardian.

    --simply file which student work products are placed.

    -The entries in the portfolio need to be selected to

    illustrate the range of student work.

    -Example: types of writing,mathematical problem or result

    of laboratory experiments.

    5) PORTFOLIO OF STUDENT WORK

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    -This reporting method is most widely used at the

    elementary level.

    -Parent-teacher conference is a flexible procedure that

    provides for two way communication(home-school)

    -- parents have an opportunity to present information

    concerning the students out-of-school life.

    --useful tool but there are limitations:

    -1) time and skill-2) not provide a systematic record of student progress

    -3) some parents are unwilling to come for conference

    6) PARENT-TEACHER CONFERENCES

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    MULTIPLE GRADING AND REPORTING SYSTEM

    - The typical multiple system retains the use of

    traditional grading(letter grade or number)

    and supplement the grades with checklist of

    objectives.- An example report form using the multiple

    grading and reporting system shown in figure

    15.1

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    Guidelines for developing a multiple grading and reporting system:

    1) The development of the grading and reporting system

    should be guided by the function to be serve.

    2) The grading and reporting system should be

    developed cooperatively by parents , students andschool personnel.

    3) Should be based on a clear statement of educations

    objectives

    4) Should be consistent with school standards

    5) Should be based on adequate assessment

    6) Should be detailed enough to be diagnostic and yet

    compact enough to be practical

    7) Should provide for parent-teacher conferences as

    needed.

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    GRADING AND REPORTING

    THE PURPOSE

    TYPES OF GRADINGAND REPORTING

    1) Traditional letter-grade system

    2) Pass-fail system3) Checklist of objectives4) Letter to parents5) Portfolio of student work6) Parent-teacher conferences7) Multiple grading and reporting system

    1)Instructional uses2) Report to parents/guardian3) Administrative and guidance uses

    Advantages&

    limitations

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    1. Based on clear statement of learning

    objectives2. Consistent with school standards

    3. Based on adequate assessment

    4. Based on the right level of detail

    5. Providing for parent-teacherconferences as needed

    Development of a Grading andReporting System

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    Properly weight each component to create acomposite

    Put all components on same scale to weight

    properly

    Involves questions such as the following :

    1. What should be included in a letter grade?

    2. How should achievement data be combined in assigningletter grades?

    3. What frame of reference should be used in grading?

    4. How should the distribution of letter grades be

    determined

    Assigning Letter Grades

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    If letter grades are to serve as valid indicatorsof achievement, they must be based on valid

    measures of achievement.

    The process of grading involve :

    Defining the course objectives as intended learningoutcomes

    Developing or selecting tests and other evaluationdevices that measure these outcomes most directly

    Determining What To Include In A Grade

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    How much emphasis should be given to tests, ratings, writtenreports, and other measures of achievement in the letter gradesis determined by the nature of the course and the objectives

    being stressed. Types of evaluation data to include in a course grade and the

    relative emphasis to be given to each type of evidence aredetermined primarily by examining the instructional objectives

    The more important the objective is, the greater the weight it

    should receive in the course grade. In final analysis, letter grades should reflect the extend to which

    pupils have achieved the learning outcomes specified in thecourse objectives. These should be weighted according to theirrelative importance.

    Determining What To Include In A Grade

    C

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    Combining the elementinto a composite score

    by assigningappropriate weights toeach element and use

    these composite scores

    as a basis for gradingAdd together the finalexamination score and

    the term report score foreach pupil

    Check the effectivenessby comparing the

    composite score of a

    pupil who is the higheston the final examinationand lowest on the term

    report (100+10=110)with a pupil who islowest on the final

    examination and higheston the term report

    (80+50)=130

    Combine variouselements so that eachelement receiveds its

    intended weight

    Multiplying thescores on the termreport by 2, so that

    the top score on bothmeasures would

    equal 100.

    This procedure doesnot equate the

    scores

    We can see evenlarger differencebetween the two

    composite scores.This due to the fact

    that the influenceeach component hason the composite

    score depends onvariability, or spread,of scores and not on

    the total number ofpoints

    Make possible scorethe same for both sets

    of scores

    The range issatisfactory for mostclassroom purpose

    Standard deviation as

    the measure ofvariability

    Standard score, 1through 9

    All scores that havebeen converted to

    the stanine system,the scores in each

    set have the samevariability.

    Then weighted bysimply multiplying

    each stanine scoreby the desired

    weight.

    Converting all sets ofscores to stanines

    Combining data in assigning grades

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    Letter grades

    are typically

    assigned on the

    basis of one ofthe following

    frame reference:

    Selecting The Proper Frame of Reference For Grading

    ProperFrame

    Referencefor Grading

    RelativeGrading

    AbsoluteGrading

    LearningAbility @

    Amount ofImprovement

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    Comparing a pupilsperformance with thatof a reference group

    Grade is determinedby the pupils relative

    ranking in the totalgroup

    Grading is based on

    relative performance

    The grade influencedby both the pupils

    performance and theperformance of the

    group

    Widely used in theschools, because

    much of classroomtesting is norm

    referenced.

    Disadvantage : Shifting

    frame of reference (e.g.,grade depend on thegroup ability)

    RELATIVE GRADING

    ABSOLUTE GRADING

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    Comparing a pupilsperformance to

    prespecifiedstandards set by the

    teacher

    Standard concerned with the

    degree of mastery to beachieved by the pupils and maybe specified as

    (1) Task to be performed

    (2) The percentage of correctanswer to be obtained on a testdesigned to measure a clearly

    defined set of learning tasks

    Letter grade areassigned on the basis

    of an absolute standardof performance rather

    than a relative one

    Percentage-correct score, which are widely usedin setting absolute standards, are most

    meaningful in mastery learning because they

    indicate how far a pupil is from completemastery

    (e.g; A= 95-100, B=85-94, C=75-84, D=65-74,F=below 65)

    Domain of learning task has not been clearlydefined and the standards have been set in a

    completely arbitary manner.

    To uses absolute level ofachievement as a basis for grading

    requires:

    1) The domain of learning tasks beclearly defined

    2) The standards of performance beclearly specified and justified

    3) The measures of pupilachievement be criterion referenced.

    ABSOLUTE GRADING

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    LEARNING ABILITY @ AMOUNT OF IMPROVEMENT

    Judgement and measurement ofability are likely to be

    contaminated by achievement to

    some unknown degree.

    Improvement (i.e; growth inachievement) over shorrt spansof time is extremely difficult to

    estimate reliably with classroommeasures of acievement. The lack

    of reliability injudging

    achievement in relation to abilityand in judging degree of

    improvement, will result in gradesof low dependability

    If used all (e.g; to motivate low-ability pupils),

    such grades should be used as supplementary.In dual marking, for example, one letter grade

    miight indicate level of achievement (relative orabsolute), and the second letter grade might be

    used to represent achievement in relation toability, or the degree of improvement shown

    since the last marking period.

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    Relative Grading

    Relative grading is based on two

    assumptions: (1) one of the purposes of grading is to

    identify students who perform best against

    their peers and to weed out the unworthy/

    (2) student performance more or less

    follows a normal distribution the famous

    bell-shaped curve.

    Determining the Distribution of Grades

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    Relative Grading School staff set general guidelines for the approximate

    distributions of marks.

    Might involve separate distributions for introductory and

    advanced courses, for gifted and slow learning classes, and thelike.

    Distribution should be flexible enough to allow for variation in the

    caliber of pupils from one course to another and from one time

    to another in the same course.

    Indicating ranges rather than fixed percentages of pupils who

    should receive each letter grade offers this flexibility.

    E.g : A= 10-20 percent of pupils, B= 20-30 percent of pupils, C=

    30-50 percent of pupils, D=10-20 percent of pupils, F=0-10

    percent of pupils

    Determining the Distribution of Grades

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    RelativeGrading

    System

    Gradingon thecurve

    Standarddeviationmethod

    Gapmethod

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    The use of the normal curve as a grading model is based on the

    discovery, earlier in this century, that IQ test scores over large

    populations approximate a normal distribution.

    The larger the class, the more likely that student performance

    will begin to look something like a normal curve, the assumption

    that performance is normally distributed is usually unjustified,

    even in large sections.

    Grading On Curve

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    In this system student grades are based on theirdistancefrom

    the mean score for the class rather than on an arbitrary scale.

    To calculate the standard deviation, the teacher creates a

    frequency distribution of the final scores and identifies the mean

    (average) score.

    Using the formula in Figure 2, the standard deviation is

    computed so that cutoff points for each grade level can be

    determined

    Standard deviation method

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    Students total course scores are arranged in ascending order

    and the teacher looks for naturally-occurring gaps in the

    distribution of the scores.

    Unfortunately, the gaps may not reflect real achievement

    differences but simply chance occurrence, and they may not

    appear at reasonable points in the distribution.

    The primary advantage of the gap system is that there are fewercomplaints about borderline grades, since students are

    unsophisticated about grading systems and will likely accept the

    gaps as proof of significant differences in performance.

    Gap method

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    Absolute Grading Based on the idea that grades should reflect mastery of specific

    knowledge and skills.

    The teacher sets the criteria for each grade, and all students who

    perform at a given level receive the same grade.

    This grading includes delimiting the domain of learning tasks to be

    achieved, defining the instructional objectives in performance terms,

    specifying the standard of performance to be attained and

    measuring the intended outcomes with criterion-referenced

    instruments.

    Determining the Distribution of Grades

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    The letter grades in an absolute system may be defined as the degreeto which the objectives have been attained, as follows:

    A= Outstanding. Pupil has mastered all the courses major and minor

    instructional objective

    B= Very Good. Pupil has mastered all of the courses major instructionalobjectives and most of the minor objectives.

    C= Satisfactory. Pupils has mastered all of the courses major instructional

    objectives but just few of the minor objectives.

    D= Very Weak. Pupils has mastered just a few of the courses major and minor

    instructional objectives and barely has the essentials needed for the next

    highest level of instruction. Remedial work would be desirable.

    F= Unsatisfactory. Pupils has not mastered any of the courses major

    instructional objectives and lacks the essentials needed for the next highest

    level of instruction. Remedial work is needed.

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    If the tests and other evaluation instruments havebeen designed by yeild scores in terms of percentageof correct answers, absolute grading then might bedefined as follows:

    A = 95 to 100 percent correct

    B = 85 to 94 percent correct

    C = 75 to 84 percent correct

    D = 65 to 74 percent correct

    F = below 65 person correct

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    AbsoluteGradingSystem

    Objective-based

    Grading

    Percent OfTotal Points

    Possible

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    The teacher decides on the total number of points that a

    student could earn in the course and sets arbitrary

    achievement levels based on the total.

    The cut-offfor A grades might be 90%, for Bs, 80%,

    and so forth, and it is assumed that a student who makes

    83% knows 83% of the material. If every student scores

    above 90%, they will all receive As.

    Percent Of Total Points Possible

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    Although this method does provide clear performance targets for

    students, there are several problems associated with it such as :

    1. The rationale for the cut-off scores is usually murky and often

    based on intuition rather than analysis.

    2. The system is based on the assumption that the teacher can

    construct valid, reliable exams and assignments at consistent

    levels of difficulty throughout the course.

    3. Some teachers apply the same performance scale to every

    evaluation component, a practice which does not take into accountthe variability of the assignments or adjust for particularly difficult

    or particularly easy assignments.

    4. Some students may achieve a high number of points simply by

    doing well on many small, less important assignments.

    Percent Of Total Points Possible

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    This method attempts to equate grades with different kindsof

    performance.

    In all the grading systems reviewed above, the teacher assumes

    that students who receive good final grades have learned the

    more important material and mastered the more complex levelsof thinking, but this assumption may not be valid. For

    E.g, students who do very well on objective exams and poorly

    on written assignments may earn a respectable final grade, but

    may not have mastered important intellectual skills that the

    teacher had in mind. The objective-based grading method takes into account both the

    amount of material students learn and the level of cognitive

    complexity they achieve.

    Objective-based Grading

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    To use objective-based grading, the teacher

    must first review the kinds of knowledge and

    skills that are implicitin the course and makethem explicitas course objectives.

    You must identify two kinds of outcomes:

    minimal objectives and developmentalobjectives.

    Objective-based Grading

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    Minimum Essential Objectives

    The student will be able to:

    describe different kinds of plasmids

    describe transposons explain how transposon mutagenesis works

    Developmental Objectives

    The student will be able to: work problems in bacterial genetics involving transformation, transduction,

    and conjugation

    design a protocol to clone a gene or obtain a particular mutant using

    transposons

    Objective-based Grading

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    If you develop tests and exercises that accurately

    assess both kinds of objectives, you can set

    performance standards and grade equivalents on a

    scale like this one:

    Objective-based Grading

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    Describe grading procedures to students at beginning ofinstruction

    Clarify that course grade will be based on achievement

    only. Explain how other factors (effort, work habits, etc.) will

    be reported

    Relate grading procedures to intended learning

    outcomes Obtain valid evidence (test, etc.) for assigning grades

    Try to prevent cheating

    Return and review all test results as soon as possible

    Guidelines for Effective Grading

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    Conducting Parent-Teacher

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    Guidelines for a good conference1. Make plans for conference

    2. Start positive

    3. Present the pupils strong point beforedescribing the areas needing improvement

    4. Encourage parents to participate and share

    information5. Plan actions cooperatively

    6. End with positive comment

    7. Use good human relations skills

    Conducting Parent Teacher

    Conferences

    R i T R l T

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    Meaningful Communication of Test Results to

    Parents Includes:

    1. Decribing what the test measures

    2. Explaning the meaning of the test scores.

    3. Clarifying the accuracy of the test scores

    4. Discussing the use of the test results.

    Reporting Test Results To

    Parents

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    Learning ability test : Each section of the test may be described

    in similarly general terms. Test manuals usually contain general

    descriptions of the tests and subtests that can be used to

    explain the test to parent.

    Acievement test : Described in terms of the test content, and

    the names of the subtests usually indicate what the teast

    measures.

    Vocational interest inventories, personal inventories &other

    guidance-oriented assessment device : Best interpreted by the

    school counselor or other guidance personnel.

    Decribing what the testmeasures

    Explaining The Meaning Of

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    Explaining The Meaning OfTest Scores.

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    On the reading vocabulary test, Mary scored

    higher than 85 percent of a national group of

    fourth grade pupils.

    (It might also be necessary to point out that the

    85 percent does not refer to the percentage ofitems answered correctly, but only to the

    percentage of pupils scoring lower)

    Interpreting percentile ranks

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    On a scale of 1 to 9, on which the average

    score is 5, Mary received a score of 7 on the

    reading vocabulary test, when compared witha national group of fourth grade pupils.

    (In some cases it may be desirable to use

    verbal descriptions such as above

    average[7,8,9], average [4,5,6], or below

    average [1,2,3] in place of numbers.

    Interpreting Stanines

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    It is important to communicate to parents that all

    test scores contain some error.

    This can be done most easilt if confidence bands

    (i.e, error bands) are used in interpreting testscores.

    Profiles using percentile rank frequently include

    confidence bands. If these are not available, percentile ranks should

    be interpreted as estimates that may vary up or

    down by several points on retesting.

    Clarifying the accuracy of thetest scores

    Cl if i h f h

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    Stanines contain broad units that allow for

    measurement error.

    Each stanine is at least one-half standard deviation

    wide, a difference of 2 stanines usually represents a

    significant difference in test performance. Thus, if

    we had scores like these, we could make the

    following interpretation:Mathematics 8

    Reading 6

    Science 5

    Clarifying the accuracy of thetest scores

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    Test results should be accompanied by an explanation of how the

    test results are to be used in the instructional program and a

    discussion of what action should be taken by both teacher and

    parent to improve the pupils learning and development.

    The discussion should not be limited to the test result but should

    be based on all of the evidence concerning the pupils learning and

    development.

    The value of test scores become clearer to parents when they are

    coordinated with all of the other information about pupil and when

    they are seen as contributing to plans for constructive action.

    Discussing Use of The Test

    Result