4. .) Three professors taught three different sections of a course last semester. The table below shows the grade distribution for each of the three professors. Grade Professor 1 Professor 2 Professor 3 Total A 12 11 27 B 16 29 25 C 35 30 15 OTHER 27 40 23 TOTAL Using a .01 significance level, test the null hypothesis that the grade and professor taken are independent.
4. .) Three professors taught three different sections of a course last semester. The table below shows the grade distribution for each of the three professors. Grade Professor 1 Professor 2 Professor 3 Total A 12 11 27 B 16 29 25 C 35 30 15 OTHER 27 40 23 TOTAL Using a .01 significance level, test the null hypothesis that the grade and professor taken are independent.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
Related questions
Question
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![4.
.) Three professors taught three different sections of a course last semester. The
table below shows the grade distribution for each of the three professors.
Grade
Professor 1
Professor 2
Professor 3
Total
A
12
11
27
B
16
29
25
C
35
30
15
OTHER
27
40
23
TOTAL
Using a .01 significance level, test the null hypothesis that the grade and professor taken are
independent.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffda4dfa9-8cff-4fdc-b95c-e9663eb74cdb%2F6ed711b1-94fb-49f5-a060-b08625f0fffb%2Faigk5bl_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4.
.) Three professors taught three different sections of a course last semester. The
table below shows the grade distribution for each of the three professors.
Grade
Professor 1
Professor 2
Professor 3
Total
A
12
11
27
B
16
29
25
C
35
30
15
OTHER
27
40
23
TOTAL
Using a .01 significance level, test the null hypothesis that the grade and professor taken are
independent.
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