Exam 9: Sampling

Although a judgment sample is highly subjective and therefore prone to much error, it is a quick, inexpensive, and acceptable technique.

Unfortunately, many managers falsely believe that:

In Canada a census is taken every five years of:

Which of the following is NOT true of nonprobability samples?

A sample frame is a master list of all the members in the population.

With the 99% level of confidence, the corresponding z value is 2.58.

Which of the following statements does NOT support the concept of the "power of a sample?"

With simple random sampling, the probability of being selected into the sample is found by dividing the population size by the sample size.

Researchers should follow to the sample size formula closely when calculating sample size. Any other consideration will only bias the calculation and invalidate the results.

Variability is defined as the amount of dissimilarity or similarity in respondents' answers to a particular question.

A subset of the population that should represent the entire group, is known as a:

Which of the following sample plans would NOT be considered a probability sample?

A population is defined as the entire group under study as specified by the objectives of the research project.

A sampling method that separates the population into subgroups where each subgroup represents the entire population is called:

Systematic sampling has the potential to create a sample that is almost identical in quality to samples created from simple random sampling.