1. In the past, 35% of the students at ABC University were in the Business College, 35% of the students were in the Liberal Arts College, and 30% of the students were in the Education College. To see whether or not the proportions have changed, a sample of 300 students was taken. Ninety of the sample students are in the Business College, 120 are in the Liberal Arts College, and 90 are in the Education College.

This problem is an example of a:

A. normally distributed variable

B. test for independence

C. Poisson distributed variable

D. multinomial population

2. In ANOVA, which of the following is not affected by whether or not the population means are equal?

A. X(bar)

B. Between-samples estimate of  2

C. within-samples estimate of  2

D. None of these alternatives is correct.

3. The mean square is the sum of squares divided by

A. the total number of observations

B. its corresponding degrees of freedom

C. its corresponding degrees of freedom minus one

D. None of these alternatives is correct.