An employee from a companys new products department is conducting research on the number of product parts
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An employee from a company’s new products department is conducting research on the number of product parts a machine can assemble in an hour. Unbeknown to him, the population distribution is left skewed with a mean of 100 and a standard deviation of 10. The researcher takes a random sample of 200 hours and counts the number of product parts completed in each hour.
a) What shape will the data distribution probably have?
b) What shape will the sampling distribution of X̅ have? Why?
c) What is the expected value of the sample average number of product parts completed in each hour?
d) What is the standard error of the sample average number of product parts completed in each hour?
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a The data distribution of the number of product parts completed in each hour will likely be leftske...View the full answer
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Related Book For 
Principles Of Managerial Statistics And Data Science
ISBN: 9781119486411
1st Edition
Authors: Roberto Rivera
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