Final Lecture 2012 - Michigan Technological University · 2012. 4. 18. · 4/18/2012 1 Final...
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4/18/2012 1 Final Lecture 2012 Environmental Measurements, Monitoring and Data Analysis ENVE3502 Week Monday Wednesday Friday 9 Update, lecture Lecture t-tests, F-tests Indoor Air Quality Lab 10 Lecture - ANOVA Lecture – ANOVA 2 No Class 11 Presentations – Air Quality lab Final Lecture Stream lab Cloudy 30-45 o 12 Presentations – Air Quality lab Projects Projects 13 Presentations – Stream lab Projects Projects 14 Project presentations Project presentations Exam Review Exam Project report due FINAL EXAM 8:00 a.m. Fisher 325
Transcript of Final Lecture 2012 - Michigan Technological University · 2012. 4. 18. · 4/18/2012 1 Final...
4/18/2012
1
Final Lecture 2012
Environmental Measurements,
Monitoring and Data Analysis
ENVE3502
Week Monday Wednesday Friday
9 Update, lecture Lecture t-tests, F-tests Indoor Air Quality Lab
10 Lecture - ANOVA Lecture – ANOVA 2 No Class
11 Presentations –
Air Quality lab
Final Lecture Stream lab
Cloudy 30-45o
12 Presentations –
Air Quality lab
Projects Projects
13 Presentations –
Stream lab
Projects Projects
14 Project
presentations
Project
presentations
Exam Review
Exam Project report
due
FINAL EXAM
8:00 a.m.
Fisher 325
4/18/2012
2
Report Revision Grading
Replace old report grade
Original Grades New Grades
82 82
85 85
86 86
72 91
87 87
82.4 86.2
Huron Creek Watershed
Water Quality Monitoring
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1960s
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Human activitiesQuarryRoad crossingsMine tailingsWetland fillingRoad, parking lot drainageChannel alterationLandfillConstructionSeptic leachateImpoundmentsChannel hardening
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6
Coles Creek
Chutes &Ladders
Sharon AveFrog Pond
Wetland
Greenacre Rd.
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7
Differences vs. Correlation vs. Trends
Differences
0
1
2
3
4
5
6
7
8
9
0 5 10 15 20
Pa
rtic
le a
bu
nd
an
ce
Particle Diameter (um)
Group 8
Ambient air - Candle - Incense
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Differences
1
10
100
1000
10000
Ambient Candle Incense
Co
nce
ntr
ati
on
(pa
rtic
les/
cm3)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Ambient Candle Incense
Me
an
Pa
rtic
le D
iam
ete
r (u
m)
90%
92%
94%
96%
98%
100%
Ambient Candle Incense
Co
nce
ntr
ati
on
(%
of
Tota
l)
PM2.5
PM10
0.911.01
1.23
Differences – Particle SizeANOVA
F ratio Fcrit P
52.1 3.35 5.4x10-10
Independent t-testsAmbient-Candle Ambient-Incense Candle-Incense
F ratio 28.2 4.3 122
Fcrit 3.2 3.2 3.2
t* 8.15 11.8 5.8
tcrit 2.23 2.26 2.26
P 0.00001 0.00000002 0.00026
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Correlation
0
20
40
60
80
100
120
140
160
180
0
500
1000
1500
2000
2500
3000
0 20 40 60 80
CO
Co
nc.
(p
pm
)
CO
2C
on
c. (
pp
m)
Time
Suburban - Idle CO2
ppm
60 CO ppm
Correlation
y = 0.043x + 5.36
R² = 0.228
0
20
40
60
80
100
120
140
160
180
0 500 1000 1500 2000 2500 3000
CO
Co
nc.
(p
pm
)
CO2 Conc. (ppm)
r = 0.477
Rcrit = 0.25 (df = n – 2)
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0
10
20
30
40
50
60
0
1000
2000
3000
4000
5000
6000
17:26:5317:28:1917:29:4617:31:1217:32:3817:34:05
CO
Co
nc.
(p
pm
)
CO
2C
on
c. (
pp
m)
Time
Honda idling
Honda - idling
Honda - idling CO
y = 0.0012x + 31.535
R² = 0.0661
0
10
20
30
40
50
60
0 2000 4000 6000
CO
Co
nc.
(p
pm
)
CO2 Conc. (ppm)
0
2
4
6
8
10
12
14
16
18
0
1000
2000
3000
4000
5000
6000
17:36:58 17:38:24 17:39:50 17:41:17 17:42:43
CO
Co
nc.
(p
pm
)
CO
2C
on
c. (
pp
m)
Time
Honda revving
Honda revving CO2
Honda revving - CO
y = -0.0041x + 22.45
R² = 0.2283
0
5
10
15
20
0 2000 4000 6000
CO
Co
nc.
(p
pm
)CO2 Conc. (ppm)
