2. Tabular Presentation
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7/25/2019 2. Tabular Presentation
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2. Tabular Presentation
Frequency Distribution Table
1. Pembolehubah Kategori
a.
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2. Pembolehubah Angka
a. (soalan)
(cara kira)
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Class oun!aries (kelas"kum#ulan sem#a!an)
1. $o%er oun!aries
a.
Lower Boundaries=(Upper Limit previousClass )+(Lower Limit that Class)
2
2. &i!#oint
a.
Midpoint=(Lower Boundary of that Class )+(Upper Boundary of that class)
2
3. '##er oun!aries
a.
Upper Boundaries=
(Upper Limit of that Class )+(Lower Limit of next Class )2
Cara Kira
elatie Frequency
frequency ( f)Total frequency * if frequency was 2, and total frequency was 10, then
2
10=0.2 .
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Total frequency of table must be 1!
Cumulatie Frequency
Cumulative distribution more than equal men""una#an u$$er boundaries seba"ai
$artition
Cumulative distribution less than men""una#an lower boundaries seba"ai $artition