The CEO of a company wants to estimate the percent of employees that use company computers to go on Facebook during work hours with 95% confidence. He selects a random sample of 150 of the employees...

The CEO of a company wants to estimate the percent of employees that use company computers to go on Facebook during work hours with 95% confidence.  He selects a random sample of 150 of the employees and finds that 50 of them logged onto Facebook that day.

What is the margin of error for a 95% confidence interval? (Please note that answer should be in decimals. If necessary, round your answer to four decimal places).