Question 197:Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $30,000 and $45,000. Assume that a 95% confidence interval estimate of the population mean annual starting salary is desired. What is the planning value for the population standard deviation (0 decimals)?
How large a sample should be taken if the desired margin of error is as shown below (0 decimals)?
a. $500? __________
b. $200? __________
c. $100? __________
d. Would you recommend trying to obtain the $100 margin of error?
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