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 from the university 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) z test for proportions.
B) test for independence.
C) Marascuilo procedure.
D) multinomial population.

Question

Quizplus · Accepted Answer

This problem involves testing whether the observed sample proportions differ from the expected proportions in a multinomial distribution, which is characteristic of a multinomial population test.

In the Past, 35% of the Students at ABC University