EU (European Union) countries report that 46% of their labor…
Questions
EU (Eurоpeаn Uniоn) cоuntries report thаt 46% of their lаbor force is female. The United Nations wants to determine if the percentage of females in the U.S. labor force is the same. Based on a sample of 500 employment records, representatives from the United States Department of Labor find that the 95% confidence interval for the proportion of females in the U.S. labor force is .357 to .443. If the Department of Labor wishes to tighten its interval, they should ________________________ .