Which of the following is FALSE?
a. Nonresponse error is a potential problem in any project for which data are not collected from all respondentsselected for the sample.
b. Nonresponse error only occurs when those who respond are systematically different from those who do notrespond in some important way.
c. Refusal bias applies to projects using all forms of data collection.
d. The degree of nonresponse error is easy to assess.
e. All of the above statements are true.
Question 2Wealthy individuals may buy houses they never use, pianos they never play, and cars they never drive. This is an example of
a. conspicuous consumption.
b. conspicuous waste.
c. visible acquisition.
d. visible consumption.
e. upwardly mobile acquisition.
Question 3Which of the following statements is TRUE?
a. For most surveys, overcoverage is more common than noncoverage.
b. Noncoverage error is not a problem in every survey.
c. Noncoverage bias can be reduced by increasing the sample size.
d. Families with several phone listings have a lower probability of being included in the sample than do samplingunits with one listing.
e. All of the above statements are false.