Question: The range for a set of data is estimated to

The range for a set of data is estimated to be 36.
a. What is the planning value for the population standard deviation?
b. At 95% confidence, how large a sample would provide a margin of error of 3?
c. At 95% confidence, how large a sample would provide a margin of error of 2?

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  • CreatedSeptember 20, 2015
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