Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Based on data from a survey of 1200 randomly selected Facebook users, the follow

ID: 3135256 • Letter: B

Question

Based on data from a survey of 1200 randomly selected Facebook users, the following is a 95% confidence interval for the proportion of all Facebook users who say it is not OK to "friend" someone who reports to you at work: (0.60, 0.64). What is the meaning of the 95% confidence level associated with this interval? If a large number of random samples of size 1200 were to be taken, % of the resulting confidence intervals would contain the true proportion of all Facebook users who would say it is to "friend" someone who reports to you at work.

Explanation / Answer

Meaning of the 95% confidence level associated with this interval:

If a large number of random samples of size 1200 were to be taken, 95% of the resulting confidence intervals would contain the true proportion of all Facebook users who would say it is to "friend" someone who reports to you at work.