You plan to conduct a survey to find what proportion of the workforce has two or more jobs. You decide on the 90% confidence level and state that the estimated proportion must be within 2% of the population proportion. A pilot survey reveals that 14 of the 40 sampled hold two or more jobs.

How many in the workforce should be interviewed to meet your requirements? (Round the intermediate calculations to 2 decimal places. Round the final answer to nearest whole number.)

Number of persons to be interviewed