A Grocery Store Has an Average Sales of $8000 Per

question 84

Multiple Choice

A grocery store has an average sales of $8000 per day.The store introduced several advertising campaigns in order to increase sales.To determine whether or not the advertising campaigns have been effective in increasing sales, a sample of 64 days of sales was selected.It was found that the average was $8300 per day.From past information, it is known that the standard deviation of the population is $1200.The p-value is

• A) 2.000.
• B) .9772.
• C) .0228.
• D) .5475.

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Definitions:

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The use of different sentence structures and lengths to enhance the readability and interest of writing.

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