Compute the nonresponse rate for given study

Reference no: EM131423467

Cheating during a test: 2002 versus 2010. In given Exercise, you examined the proportion of high school students who cheated on tests at least twice during the past year. Also available are results from other years. A reported 14,028 out of 40,774 students said they cheated at least twice in 2010. A reported 5794 out of 12,121 students said they cheated at least twice in 2002. Give an estimate of the difference between these two proportions with a 90% confidence interval.

Exercise
Cheating during a test. A national survey of high school students conducted by the Josephson Institute of Ethics was sent to 43,000 high school students, and 40,774 were returned. One question asked students if they had cheated during a test in the last school year.15 Of those who returned the survey, 14,028 responded that they had cheated at least two times in the last year.

(a) What is the sample proportion of respondents who cheated at least twice?

(b) Compute the 95% confidence interval for the true proportion of students who have cheated on at least two tests in the last year.

(c) Compute the nonresponse rate for this study. Does this influence how you interpret these results? Write a short discussion of this issue.

Reference no: EM131423467

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