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In the past, 35% of the students at ABC University were in the Business College, 35%...

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. Marascuilo procedure.

c. test for independence.

d. multinomial population.

math   Statistics-And-Probability   
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Answer #1

option D is correct

d. multinomial population.

(here since we are checking if sampling data fits the hypothesized proportion as stated , this is a problem of multinomial population(since there are more than 2 categories)

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