The Labor Force Participation Rate Is the Number of People

Multiple Choice

The labor force participation rate is the number of people in the labor force divided by the number of people in the country who are of working age and not institutionalized. The BLS reported in February 2012 that the labor force participation rate in the United States was 63.7% (Calculatedrisk.com) . A marketing company asks 120 working-age people if they either have a job or are looking for a job, or, in other words, whether they are in the labor force. What are the expected value and the standard error for a labor participation rate in the company's sample?

A) 0.637 and 0.0019
B) 0.637 and 0.0439
C) 76.44 and 0.0019
D) 76.44 and 0.0439