Question: In a survey of 300 randomly selected job seekers 148 responded that “higher compensation” was the reason for frequent job changes.

A. What is the point estimate for “p?”

B. Calculate and interpret a 95% confidence interval for the proportion of all job seekers that change jobs for “higher compensation.”

C. How could this information be used by human resources manager concerned about worker retention?

D. To keep the margin of error at 3.5% how large a sample should be taken for a 95% confidence interval?