The following table provides data on the number of teachers according to the time devoted to public activities by rank. Time devoted Rank Professors Lecturers Tutors A good deal 25 13 9 Some time 63 53 49 None 12 34 43 Test the hypothesis that the time devoted to public activities is independent of the rank. Use 5% level of significance.
The following table provides data on the number of teachers according to the time devoted to public activities by rank. Time devoted Rank Professors Lecturers Tutors A good deal 25 13 9 Some time 63 53 49 None 12 34 43 Test the hypothesis that the time devoted to public activities is independent of the rank. Use 5% level of significance.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Question
- The following table provides data on the number of teachers according to the time devoted to public activities by rank.
Time devoted |
Rank |
|||
Professors |
Lecturers |
Tutors |
|
|
A good deal |
25 |
13 |
9 |
|
Some time |
63 |
53 |
49 |
|
None |
12 |
34 |
43 |
|
Test the hypothesis that the time devoted to public activities is independent of the rank. Use 5% level of significance.
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