Last school year, the student body of a local university consisted of 30% freshmen, 24% sophomores, 26% juniors, and 20% seniors. A sample of 400 students taken from this year's student body showed the following number of students in each classification.
Freshmen113Sophomores98Juniors115Seniors74?
We are interested in determining whether or not there has been a significant change in the classifications between the last school year and this school year. At a .01 level of significance, the null hypothesis
A. should not be rejected.
B. should be rejected.
C. was designed wrong.
D. cannot be tested.
Answer: A
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The measurement focus and basis of accounting that are most unlike those used by business entities are those used by
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