Sales at a Fast-Food Restaurant Average $6,000 Per Day

question 29

Multiple Choice

Sales at a fast-food restaurant average $6,000 per day. The restaurant decided to introduce an advertising campaign to increase daily sales. To determine the effectiveness of the advertising campaign,a sample of 49 days of sales were taken. They found that the average daily sales were $6,400 per day. From past history,the restaurant knew that its population standard deviation is about $1,000. The value of the test statistic is ________.

• A)2.8
• B)6,000
• C)6,400
• D)1.96

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Definitions:

Global Variables

Variables that are defined outside any function and can be accessed from any part of the program.

Declaration Statement

A statement in programming that specifies a variable's type (and optionally its initial value) without executing any logic.

Auto Class

Auto Class in programming specifies that the storage duration and scope of the variable are automatically determined based on its context within a function.