The dean of a college is interested in the proportion

This preview shows page 17 - 20 out of 38 pages.

We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Introduction to Statistics and Data Analysis
The document you are viewing contains questions related to this textbook.
Chapter 4 / Exercise 4.55
Introduction to Statistics and Data Analysis
Olsen/Peck
Expert Verified
QUESTION 91.TABLE 10-12The 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 majors and 52 economics majors had job offers. If the accounting majors are designated as "Group 1" and the economics majors are designated as "Group 2," perform the appropriate hypothesis test using a level of significance of 0.05.Referring to Table 10-12, the hypotheses the dean should use are:H0 : 1- 2 = 0 versus 1- 2H0 : 1- 2 0 versus 1- 2= 0H0 : 1- 2 0 versus 1- 2> 0H0 : 1- 2 0 versus 1- 2< 0
H1:
0
H1:
H1:
H1:
1 points QUESTION 101.If we wish to determine whether there is evidence that the proportion of successes is higher in group 1 than in group 2, the appropriate test to use is
We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
Introduction to Statistics and Data Analysis
The document you are viewing contains questions related to this textbook.
Chapter 4 / Exercise 4.55
Introduction to Statistics and Data Analysis
Olsen/Peck
Expert Verified
1 points QUESTION 111.TABLE 10-5To test the effectiveness of a business school preparation course, 8 students took a general business test before and after the course. The results are given below.True or False: Referring to Table 10-5, one must assume that the population of difference scores is normally distributed.
1 points QUESTION 121.The Wall Street Journalrecently ran an article indicating differences in perception of sexual harassment on the job between men and women. The article claimed that women perceived the problem to be much more prevalent than did men. One question asked to both men and women was: "Do you think sexual harassment is a major problem in the American workplace?" Some 24% of the men compared to 62% of the women responded "Yes." Suppose that 150 women and 200 men were interviewed. For a 0.01 level of significance, what is the critical value for the rejection region?
1 points QUESTION 131.TABLE 10-12The 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 majors and 52 economics majors had job offers. If the accounting majors are designated as "Group 1" and the economics majors are designated as "Group 2," perform the appropriate hypothesis test using a level of significance of 0.05.True or False: Referring to Table 10-12, the null hypothesis should be rejected.TrueFalse
1 points

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture