Deck 5: Sampling Issues

Question 1

A researcher is interested in the percentage of families within their sample that are food insecure.The percentage of families would be an example of a ______.

A)sampling frame
B)population parameter
C)sampling error
D)sample statistic

Answer 1

D

Question 2

National samples are rarely able to use a simple random sample of the population.

Answer 2

True

Question 3

Probability sampling techniques are more helpful for qualitative research, according to the text.

Answer 3

False

Question 4

Researchers tend to use snowball sampling when ______.

A)trying to reduce researcher bias
B)a population is difficult to locate
C)larger groups within the sample are overrepresented
D)a population is readily accessible to the researcher

Question 5

Researchers have the ability to select cases for their study that they believe will best represent a population.

Question 6

It may be easier for a researcher to gather their sample from a readily accessible source.In this case, a researcher would be using ______.

A)snowball sampling
B)purposive sampling
C)quota sampling
D)convenience sampling

Question 7

Cost is a significant factor to consider if a researcher is interested in using ______.

A)stratified random sampling
B)quota sampling
C)cluster sampling
D)snowball sampling

Question 8

According to the text, which of the following sampling designs is the most difficult to use when conducting in-depth interviews?

A)purposive sampling
B)simple random sampling
C)snowball sampling
D)quota sampling

Question 9

Probability sampling requires that each member of the target population ______.

A)has a high likelihood of being included in the sample
B)has an unknown chance of being included in the sample
C)has an equal chance of being included in the sample
D)is included in the sample

Question 10

A researcher is interested in studying the effect of poverty on American families.They choose to randomly select households to study from the same neighborhood."American families" is the ______ of the study.

A)element
B)population
C)sample
D)unit of analysis

Question 11

Which of the following sampling procedures would be the most difficult for researchers to achieve, according to the text?

A)simple random samples
B)stratified random sampling
C)cluster sampling
D)disproportionate stratified random sampling

Question 12

It is not possible to estimate the sampling error of a nonprobability sample.

Question 13

A researcher is interested in examining study habits among high school students.They decide to divide the student body based on their grade levels (e.g., freshmen).The researcher then collects a random sample from each grade level.What kind of sampling design is this researcher using?

A)simple random sampling
B)stratified random sampling
C)cluster sampling
D)disproportionate stratified sampling

Question 14

According to the text, the units and elements of a study should always be the same.

Question 15

Which of the following is a benefit of disproportionate stratified random sampling?

A)It samples each cluster of the population equally.
B)It gives each member of the population an equal chance of being included in the sample.
C)Larger groups within the sample are overrepresented.
D)It gives more accurate estimates of small groups within the sample.