Essay
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A furniture mover calculates the actual weight as a proportion of estimated weight for a sample of 31 recent jobs.The sample mean is 1.13 and the sample standard deviation is 0.16.
-Assume that the population standard deviation is known to be 0.16.Calculate a 95% confidence interval for the population mean using the z table.
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If σ is known to be 0.16,we ma...View Answer
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