Suppose That a Retail Store Conducts a Mail Survey of Its

question 52

Multiple Choice

Suppose that a retail store conducts a mail survey of its customers and finds that 50 percent of the customers believe store personnel are "courteous." Which benchmark or comparison would be most useful for interpreting this result?

• A)The annual dollars spent at the store by those customers who believe store personnel are courteous
• B)How the 50 percent figure compares with that for competitors
• C)The percentage of store personnel who have completed training in customer service and public relations
• D)How the 50 percent figure compares with industrial or wholesale institutions and stores
• E)The percentage of store personnel who feel they are courteous to customers

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test that is used to decide whether to reject the null hypothesis.

Null Hypothesis

In statistical hypothesis testing, it is the hypothesis that there is no effect or no difference, and it serves as the default or starting assumption.

Slope

In the context of linear regression, it's the amount by which the dependent variable is expected to change for a one-unit change in the independent variable.

Alternative Hypothesis

The hypothesis that proposes there is a statistically significant difference between two or more groups or variables.