Instruction 7-5 The Manager of the Customer Service Division of a Major

question 112

Multiple Choice

Instruction 7-5
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a DVD player made by the company over the past 12 months are satisfied with their products.
-Referring to Instruction 7-5,which of the following methods of collecting data is NOT likely to produce a higher response rate?

• A)Personal interview.
• B)Mail survey.
• C)Telephone interview.
• D)None of the above.

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Definitions:

Ratio Scale

A quantitative scale of measurement that has a true zero-point and units of equal intervals, allowing for the comparison of absolute magnitudes of numbers.

Interval Scale

A type of measurement scale that represents both the order of data points and the exact differences between them, but without a true zero point.

Histogram

A graphical representation using bars of various heights to show the distribution of data over a continuous interval or certain period of time.

Research Hypotheses

Proposed explanations or predictions that are based on limited evidence and can be tested through further investigation.