You plan to conduct a survey to find what proportion of the workforce has two or more jobs. You decide on the 95 percent confidence level and state that the estimated proportion must be within 2 percent of the population proportion. A pilot survey reveals that 5 of the 50 sampled hold two or more jobs. How many in the workforce should be interviewed to meet your requirements?© BrainMass Inc. brainmass.com June 3, 2020, 7:28 pm ad1c9bdddf
This solution details sample size determination for proportions.