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:

Generator

A machine or device that converts mechanical energy into electrical energy for use in an external circuit.

Energy

in a psychological context, refers to the capacity for mental and physical activity, often associated with vigor, endurance, and the ability to sustain effort towards goals.

Personality Theory

A framework or system that attempts to explain the variations in human behavior and personality traits.

Unconscious Dreams

Dreams that occur outside of our conscious awareness, often reflecting deeper desires, fears, or aspects of our unconscious mind.