gavinrm7 gavinrm7

12-10-2022
Business

Answered

Annual starting salaries for college graduates with degrees in business administration are generally expected to be between 30,000 and 40,000. Assume that a 95% confidence interval estimate of the population mean annual starting salary is desired. a. What is the planning value for the population standard deviation? b. How large a sample should be taken if the desired margin of error is 400? Round your answers to next whole number.
270?
80 ?
c. Would you recommend trying to obtain the 80 margin of error? Explain.

Answer :

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