Survey class I averaged 78.33 while survey elass 2 wveraged 6.62 on a test. We see that class I had a higher average grade than class 2. The statistics are as felkws: Class 1 *-81.79 Class 2 I-71.76 A, 14.16 19.1 Use this data for questions 15-20 - 28 -37 Dues the data suppon the assertion that class I did significanily heiter than elass 27 The test statistic is: and snd the table usod is determined by the smaller n 15. Siste the mall hypothesis: b. Hil 2
Survey class I averaged 78.33 while survey elass 2 wveraged 6.62 on a test. We see that class I had a higher average grade than class 2. The statistics are as felkws: Class 1 *-81.79 Class 2 I-71.76 A, 14.16 19.1 Use this data for questions 15-20 - 28 -37 Dues the data suppon the assertion that class I did significanily heiter than elass 27 The test statistic is: and snd the table usod is determined by the smaller n 15. Siste the mall hypothesis: b. Hil 2
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
please answer 15-17, it is counted as 1 question
Transcribed Image Text:Survey class I averaged 78.33 while sirvey elass 2 averaged 69.62 on a test. We see that cluss I had a higher average
grade than cls 2. The statistics are as folkws:
Class1
*-81.79
Class 2
I, -71.76
4, 14.16
1-28
4 =19.1
Use this data for questions 15-20
-37
Dues the data upport the assertion that class I did significanily better than clas 2?
The test statistic is: f=
and Fat
, nd the table usod is determinod by the smaler n
15. Siale the mall hypothesis:
h. H,:42 H
d. H,:A- A
e. H,:4 >A
16. State the alternate hypothesis:
a. H, :A «H.
e. H,A +
a H:
e. H,:4 > H
Name
17. Detenmine the rejection region(sk whar are they? Sketch them on the curve below:
Vi
a 2.0518
b. 1.7011
4 20484
d. 1.7033
e 1.6450
18. Caleulate the test statistic using the equation on the previous page:
Transcribed Image Text:UTF-8"Test3DataSetwCorr.xlsx
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Q Q
11 . B I U S A.
Calibri
f*
C D
K L
A
В
E
G
H
J
M
N
Q
Glucose 43
R S
T
U
V
W
X
Y
AA
A
1
3.4
2
16.29
40
35
Age 99
2
Body
3.5
50
101
15.75
Class 1
50
Class 2
45
Correlation
21
65
3
Fat
3.8
Rolls
Utz
16.08
65
45
Data
25
79
4
Percents
3.8
of a
4
Bags 15.70
70
45
42
75
3.8
Die
4
15.57
70
45
57
87
6
3.9
6
15.73
75
45
59
81
7
3.9
2
16.40
75
45
8.
3.9
6
16.33
75
50
3.9
4
16.15
75
55
10
3.9
4
16.48
80
55
11
4.1
3
15.67
80
60
12
4.5
6
15.57
80
60
13
4.8
6
15.85
80
60
14
4.9
2
15.90
85
65
15
5.1
6
15.55
85
70
16
5.1
6
15.97
85
70
17
5.3
15.62
85
70
18
5.5
2
15.47
90
70
19
5.6
2
15.33
90
75
20
5.9
15.37
90
75
21
6
5
16.28
90
80
22
6.2
6
15.83
95
80
23
6.2
15.72
95
80
24
6.5
4
16.33
95
80
25
6.8
5
15.97
95
85
26
6.9
6
16.40
| 95
85
27
7.2
1
16.25
95
85
28
7.6
6
15.77
105
85
29
6
15.85
90
Sheet1
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