# Sampling

10 Questions | Total Attempts: 532

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This quiz is over sampling in research methods. �

• 1.
Which of the following is a type of probability sampling?
• A.

Purposvie Sampling

• B.

Snowball Sampling

• C.

Stratified Sampling

• D.

Quota Sampling

• E.

Reliance Sampling

• 2.
A list or quasi-list of the members of a population is called a (an)
• A.

Simple random sample.

• B.

Systematic sample list.

• C.

Stratification.

• D.

Unit of analysis.

• E.

Sampling frame.

• 3.
In the following YouTube video, what is the range?
• 4.
Nonprobability sampling methods provide one excellent way to select samples that will be quite representative.
• A.

True

• B.

False

• 5.
You choose a sample of undocumented immigrants by locating a few undocumented immigrants and asking them to provide names of other undocumentsed individuals to be respondents in your research project.  This method of finding a sample for your study is called:
• 6.
In general, as sample size increases,
• A.

Sampling error increases.

• B.

Sampling error decreases.

• C.

Sampling error will remain the same regardless of changes in sample size.

• D.

None of the above.

• E.

All of the above.

• 7.
Probability samples are advantageous to the researcher because
• A.

The the method by which they are selected limits conscious and unconscious sampling bias.

• B.

The accuracy or representativeness of the sample can be estimated.

• C.

They are perfectly representative of the population from which they are drawn.

• D.

all of the above.

• E.

A and b only are correct.

• 8.
You are doing research on hospital personnel—orderlies, technicians, nurses, and doctors. You want to be sure you draw a sample that has cases in each of the personnel categories. You want to use probability sampling. An appropriate strategy would be
• A.

Quota sampling.

• B.

Cluster sampling.

• C.

Stratified sampling.

• D.

Accidental sampling.

• E.

Simple random sampling.

• 9.
11.You want to examine the relationship between family size and family cohesion. You use as your sample all the students in this research methods class. What kind of sampling design are you using?
• A.

Simple random sampling.

• B.

Quota sampling.

• C.

Cluster sampling.

• D.

Stratified sampling.

• E.

Available sampling.

• 10.
As of March 30, 2011, United States President Barack Obama's approval rating was 48% according to the Gallop Poll.  The margin of error is plus or minuts 3%.  That means that there is a very high probabilty that the true population parameters are between ____% and _____%.
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