A Grocery Store Has an Average Sales of $8000 Per

question 94

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 100 days of sales was selected. It was found that the average was $8200 per day. From past information, it is known that the standard deviation of the population is $1500. The p-value is

• A) 1.3333.
• B) .9082.
• C) .0918.
• D) .1333.

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Definitions:

Belongingness

A human emotional need to be an accepted member of a group, whether it is friends, family, or co-workers.

Competence

The ability to do something successfully or efficiently, often referring to a specific skill or set of skills.

Sexual Behavior

Actions or practices related to the expression of sexuality or sexual activity between individuals.

Promiscuity

Engaging in sexual behaviors with multiple partners without establishing a long-term commitment.