Desired margin of error, How large a sample should be taken

Desired margin of error

Reference no: EM1316287

Annual starting salaries for college graduates with business administration degrees are believed to have a standard deviation of approximately $2000. Assume that a 95% confidence interval estimate of the population mean annual starting salary is desired. How large a sample should be taken if the desired margin of error is?

(a) $500 ____________

(b) $200 ____________

Reference no: EM1316287

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