Instruction 10-10
The dean of a college is interested in the proportion of graduates from his college who have a job offer on graduation day.He is particularly interested in seeing if there is a difference in this proportion for accounting and economics majors.In a random sample of 100 of each type of major at graduation,he found that 65 accounting students and 52 economics students had job offers.If the accounting students are designated as "Group 1" and the economics students are designated as "Group 2",perform the appropriate hypothesis test using a level of significance of 0.05.
-Referring to Instruction 10-10,the hypotheses the dean should use are

Question

Quizplus · Accepted Answer

The dean is interested in determining if there is a difference in the proportions of job offers between the two groups, which suggests a two-tailed test. Therefore, the null hypothesis should state that there is no difference (π₁ - π₂ = 0), and the alternative hypothesis should state that there is a difference (π₁ - π₂ ≠ 0).

Instruction 10-10 The Dean of a College Is Interested in the Proportion