7. Rank the following correlations coefficients on strength of their relationship (list the weakest first) 0 -1 0.1 -0.5 -0.05 0.01 0.9 0.771 -0.41
7. Rank the following correlations coefficients on strength of their relationship (list the weakest first) 0 -1 0.1 -0.5 -0.05 0.01 0.9 0.771 -0.41
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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Please answer question 7-8 all part and show work
![7. Rank the following correlations coefficients on strength of
their relationship (list the weakest first)
0
-1
0.1
-0.5
-0.05]
0.01
0.9
0.77
-0.41
8. A researcher is concerned about the level of knowledge
possessed by university students regarding United States
history. Students completed a high school senior level
standardized U.S. history exam. Major for students was
also recorded. Data in terms of percent correct is recorded
below for 32 students. Compute the appropriate test for the
data provided below.
Education Business/Management
62
81
75
58
67
48
26
36
72
49
63
68
39
79
40
15
Behavioral/Social Fine
Science
Arts
42
52
31
80
22
71
68
76
80
57
87
64
28
29
62
45
A. What would be the Null hypothesis in this study?
B. What would be the alternative hypothesis?
C. What are your degrees of freedom?
D. Is there a significant difference between the four groups?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F01d9b4bb-b5b6-4f44-a664-9cf2fbfdb1b6%2Facc637e7-e401-4b16-99dd-b8ea40f1bbc2%2Fxr9jqlch_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7. Rank the following correlations coefficients on strength of
their relationship (list the weakest first)
0
-1
0.1
-0.5
-0.05]
0.01
0.9
0.77
-0.41
8. A researcher is concerned about the level of knowledge
possessed by university students regarding United States
history. Students completed a high school senior level
standardized U.S. history exam. Major for students was
also recorded. Data in terms of percent correct is recorded
below for 32 students. Compute the appropriate test for the
data provided below.
Education Business/Management
62
81
75
58
67
48
26
36
72
49
63
68
39
79
40
15
Behavioral/Social Fine
Science
Arts
42
52
31
80
22
71
68
76
80
57
87
64
28
29
62
45
A. What would be the Null hypothesis in this study?
B. What would be the alternative hypothesis?
C. What are your degrees of freedom?
D. Is there a significant difference between the four groups?
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