An entrepreneur wants to open an appliance repair shop. She would like to know about what the
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An entrepreneur wants to open an appliance repair shop. She would like to know about what the average home repair bill is, including the charge for the service call for appliance repair in the area. She wants the estimate to be within $20 of the actual figure. She believes the range of such bills is between $30 and $600. How large a sample should the entrepreneur take if she wants to be 95% confident of the results?
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E 20 Range 600 30 570 14 ...View the full answer
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Related Book For
Business Statistics For Contemporary Decision Making
ISBN: 978-1118749647
8th edition
Authors: Black Ken
Question Posted:
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