The report “ 2005 Electronic Monitoring & Surveillance Survey: Many Companies Monitoring, Recording, Videotaping— and Firing— Employees” ( American Man­agement sect ion 9.2 Exerc ises Each 526 U. S. busi-nesses. The report stated that 137 of the 526 businesses had fired workers for misuse of the Internet. Assume that this sample is representative of businesses in the United States.
a. Estimate the proportion of all businesses in the U. S. that have fired workers for misuse of the Internet. What sta-tistic did you use?
b. Use the sample data to estimate the standard error of ˆ p.
c. Compute and interpret the margin of error associated with the estimate in Part (a). 9.20 The use of the formula