Statistics: Hypothesis Testing – #208

Question: Sales of a new line of athletic footwear are crucial to the success of a newly formed company. The company wishes to estimate the avg. weekly sales of the new footwear to within $150 with 98% reliability. The initial sales indicate the standard deviation of the weekly sales figures are approx. $1525. How many weeks of data must be sampled for the company to get the information it desires?


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