A sampling frame
a. is a list of population elements from which the sample will be drawn.
b. is the list of population elements actually included in the sample.
c. usually provides biased statistics.
d. is a form of probability sampling.
e. is a form of nonprobability sampling.
Question 2Ten volunteers are requested from your class to test a new bicycle. Of these ten, two are selected at random for the actual tests. The sampling frame consists of
a. the students who were selected for the actual tests.
b. the students who volunteered.
c. all the students in the class.
d. the students who were not selected.
e. all the students in the school.
Question 3Samples are often used to infer something about a population rather than canvassing the population itself because they are typically
a. cheaper than complete counts.
b. faster than complete counts.
c. more accurate than complete counts.
d. Both a and b.
e. a, b, and c.
Question 4A complete canvass of a population is called a
a. sample.
b. census.
c. sampling frame.
d. population.
e. directory.
Question 5Which of the following conclusions to the sentence is INCORRECT? It is often preferable to sample rather than canvass a population because...
a. complete counts of populations of even moderate size are very costly and time consuming.
b. the information will be obsolete by the time the census is complete.
c. in some cases a census is impossible.
d. a sample has less potential for nonsampling error.
e. statistical procedures cannot be used on population data.
Question 6Plus-one sampling is a technique employed when gathering research through telephone interviews.
a. True
b. False
Question 7Debriefing is the process of providing appropriate information to respondents during the data collection stage.
a. True
b. False
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