Question 1

Generally,the more heterogeneous the population,the more beneficial it is to use stratified sampling.

Accepted Answer

A) True 
 B)False  True

Question 2

The unit about which information is collected and which provides the basis of analysis is called

Accepted Answer

A)   universe.
B)   sampling unit.
C)   unit of analysis.
D)   sampling frame.
E)   element. E

Question 3

Studies that use non-probability sampling techniques never produce useful findings.

Accepted Answer

A) True 
 B)False  False

Question 4

A sampling interval of 10 was used to select a sample from a population of 5,000.How many elements are to be in the sample?

Accepted Answer

A)   10
B)   50
C)   500
D)   100
E)   1,000

Question 5

Multi-stage cluster sampling requires a complete listing of all the elements in a population.

Accepted Answer

A) True 
 B)False

Question 6

A researcher randomly selects cities,then randomly selects churches in each selected city,and the randomly selects members to be interviewed in each selected church.This research is using

Accepted Answer

A)   simple random sampling.
B)   quota sampling.
C)   multi-stage cluster sampling.
D)   stratified sampling.
E)   accidental sampling.

Question 7

Stratifying a population prior to drawing a sample

Accepted Answer

A)   generally occurs when the variables used to stratify are known to be associated with the dependent variable.
B)   eliminates the need for simple random sampling.
C)   is most useful for studying a homogeneous population.
D)   eliminates the need for probability sampling.

Question 8

Drawing a judgmental sample

Accepted Answer

A)   allows researchers to use their prior knowledge about the topic.
B)   enlists the aid of uninformed respondents.
C)   results in a sample that has no researcher bias.
D)   ensures a representative sample.
E)   requires the development of a quota matrix.

Question 9

Which of the following statements is true about probability samples?

Accepted Answer

A)   They avoid conscious and unconscious sampling bias.
B)   They do NOT permit the estimation of the accuracy or representativeness of the sample.
C)   They are perfectly representative of the population from which they are drawn.
D)   They are more risky than non-probability samples.
E)   a and b only are correct.

Question 10

It is very conceivable that samples of the same size drawn from the same population using simple random sampling may not have exactly the same statistics.

Accepted Answer

A) True 
 B)False

Question 11

Sampling error is reduced through an increase in the sample size.

Accepted Answer

A) True 
 B)False

Question 12

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

Accepted Answer

A)   simple random sampling.
B)   quota sampling.
C)   cluster sampling.
D)   stratified sampling.
E)   accidental sampling.

Question 13

Compare probability designs with nonprobability designs.Identify the kinds of sampling designs available within each of these major categories.Explain a situation in which it would be more appropriate to use probability sampling and one in which nonprobability sampling would be preferred.

Accepted Answer

The answer of Compare probability designs with nonprobability designs.Identify the...

Question 14

The general guideline for the cluster design is to minimize the number of clusters selected while increasing the number of elements within each cluster.

Accepted Answer

A) True 
 B)False

Question 15

Generalizing about victims of spouse abuse based on a sample of battered wives is an example of gender bias in sampling..

Accepted Answer

A) True 
 B)False

Question 16

Telephone directories are notorious for being inadequate sampling frames.Suppose the population were defined as "all telephone subscribers in the directory's service area." What criticisms could you make of the telephone directory as a sampling frame?

Accepted Answer

The answer of Telephone directories are notorious for being inadequate...

Question 17

Multi-stage cluster sampling is the best sampling procedure for small populations that are geographically close to one another.

Accepted Answer

A) True 
 B)False

Question 18

Every kth element in a list is chosen for inclusion in the sample in

Accepted Answer

A)   simple random sampling.
B)   systematic sampling.
C)   disproportionate sampling.
D)   cluster sampling.
E)   stratified sampling.

Question 19

Generalizing about how male batterers view women based on a sample of male batterers is an example of gender bias in sampling.

Accepted Answer

A) True 
 B)False

Question 20

In qualitative research,the informants selected should usually be somewhat typical of the groups being studied.

Accepted Answer

A) True 
 B)False

Exam 15: Sampling

Generally,the more heterogeneous the population,the more beneficial it is to use stratified sampling.

The unit about which information is collected and which provides the basis of analysis is called

Studies that use non-probability sampling techniques never produce useful findings.

A sampling interval of 10 was used to select a sample from a population of 5,000.How many elements are to be in the sample?

Multi-stage cluster sampling requires a complete listing of all the elements in a population.

A researcher randomly selects cities,then randomly selects churches in each selected city,and the randomly selects members to be interviewed in each selected church.This research is using

Stratifying a population prior to drawing a sample

Drawing a judgmental sample

Which of the following statements is true about probability samples?

It is very conceivable that samples of the same size drawn from the same population using simple random sampling may not have exactly the same statistics.

Sampling error is reduced through an increase in the sample size.

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

Compare probability designs with nonprobability designs.Identify the kinds of sampling designs available within each of these major categories.Explain a situation in which it would be more appropriate to use probability sampling and one in which nonprobability sampling would be preferred.

The general guideline for the cluster design is to minimize the number of clusters selected while increasing the number of elements within each cluster.

Generalizing about victims of spouse abuse based on a sample of battered wives is an example of gender bias in sampling..

Telephone directories are notorious for being inadequate sampling frames.Suppose the population were defined as "all telephone subscribers in the directory's service area." What criticisms could you make of the telephone directory as a sampling frame?

Multi-stage cluster sampling is the best sampling procedure for small populations that are geographically close to one another.

Every kth element in a list is chosen for inclusion in the sample in

Generalizing about how male batterers view women based on a sample of male batterers is an example of gender bias in sampling.

In qualitative research,the informants selected should usually be somewhat typical of the groups being studied.