Essay
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The data shown below specify how much a sample of 20 executives paid in federal income taxes,as a percentage of gross income,are reproduced below.
Assume that the standard deviation for the underlying population is equal to 4.0.
-Calculate a 95% confidence interval for the population mean.
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The data above for a random sample of n ...View Answer
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