Exhibit 9-9 the Sales of a Grocery Store Had an Average of Average

question 113

Multiple Choice

Exhibit 9-9
The sales of a grocery store had an average of $8,000 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 $8,300 per day. From past information, it is known that the standard deviation of the population is $1,200.
-Refer to Exhibit 9-9. The value of the test statistic is

• A)250
• B)8000
• C)8250
• D)2.0

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Definitions:

Pedophilia

Having a sexual focus on a prepubescent child or children.

Dance Instructor

A professional who teaches individuals or groups the art of dance, often focusing on technique, expression, and performance.

Masturbates

The act of sexually stimulating oneself, typically to the point of orgasm.

Pedophilic Disorder

A psychiatric disorder characterized by an adult's sexual attraction to prepubescent children, which is harmful and illegal.