Mathematics, 21.02.2020 02:37 isa5166
Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $20,000 and $40,000.
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. $300?
b. $270?
c. $140?
d. Would you recommend trying to obtain the $140 margin of error? Explain.
Answers: 3
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