Sales of a New Line of Athletic Footwear Are Crucial

question 62

Multiple Choice

Sales of a new line of athletic footwear are crucial to the success of a company. The company wishes to estimate the average weekly sales of the new footwear to within $500 with 90% reliability. The initial sales indicate that the standard deviation of the weekly sales figures is approximately $1200. How many weeks of data must be sampled for the company to get the information it desires?

• A) 16 weeks
• B) 4 weeks
• C) 10 weeks
• D) 7794 weeks

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Definitions:

AutoNumber

AutoNumber is a feature in database and spreadsheet software that automatically generates a unique numerical identifier for each new record or row added.

Sequential

Pertaining to or forming a sequence, where items follow one another in a logical order or fixed series.

ValueIncrement

A process or method by which a numerical value is increased by a specified amount.

Incremental

Pertaining to a process or increase characterized by gradual, stepwise changes or additions.