TABLE 7-1 The Manager of the Customer Service Division of a Major

question 153

Multiple Choice

TABLE 7-1
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 Table 7-1, if a customer survey questionnaire is included in all the DVD players made and sold by the company over the past 12 months, this method of collecting data will most like suffer from

• A) nonresponse error.
• B) measurement error.
• C) coverage error.
• D) nonprobability sampling.

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Definitions:

Headaches

A common physical ailment characterized by pain in any region of the head, varying greatly in intensity, pattern, and cause.

Null Hypothesis

A default hypothesis that there is no significant difference or effect, typically to be tested against an alternative hypothesis.

Employment Status

Refers to an individual's current work situation, which can be categorized into employed, unemployed, or out of the labor force.

Independence

Independence in statistics means that two events have no influence on each other, indicating that the occurrence of one event does not affect the probability of the other occurring.