Assignment:
A random sample of 150 college professors was each asked to express the most important basis for academic promotion. The survey produced the following results: Use a chi square test with a level of significance of 0.05 to test the hypothesis that the universe distribution of proportion of opinion is the same for all faculty groups.
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Basis of Promotion
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Teaching Field
|
|
Sciences
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Professional
|
Arts
|
|
Research
|
30
|
20
|
10
|
|
Teaching
|
10
|
20
|
20
|
|
Total performance
|
10
|
10
|
20
|