Exam 15: Data Collection: Types of Error and Response Rate Calculation

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During a recent telephone survey,the data collection effort produced the following results: completed interviews = 400;refusals = 200;not-at-home = 40.What is the response rate in this particular situation?

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Nonresponse error represents a failure to obtain information from some elements of the population that were selected and designated for the sample.

(True/False)
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The refusal problem is the main source of nonresponse bias for a(n)

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Errors introduced into the study during data processing are

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The number provided by the calculation,"number of completed interviews" divided by the sum of "number of completed interviews" and "number of ineligibles",is called the

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Random nonsampling errors tend to cancel each other out.

(True/False)
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Which of the following statement is TRUE about nonsampling errors?

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The lower the response rate,the more likely it is that nonresponse error will affect research results.

(True/False)
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Which of the following is FALSE?

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The lower the response rate,the

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Failure to include some units,or entire sections,of the defined survey population in the actual operational sampling frame represents

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Duplication in the list of sampling units results in sampling error.

(True/False)
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Blame for response errors usually falls on the

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Which of the following is TRUE?

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The owner of Patty's Pizza Parlor wants to measure consumer awareness of the restaurant and uses the local telephone directory to draw a sample from which to survey the townspeople.However,some people do not have a telephone.This represents what type of problem?

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Increasing sample size ____ but may also ____.

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One of the challenges of a long survey includes respondent fatigue.

(True/False)
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A researcher wishes to have an indicator of the overall quality of a data collection effort.Which indicator should the researcher review?

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Which of the following is TRUE?

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Sampling errors are the least manageable of all types of errors.

(True/False)
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