Chapter 10
1. Sampling may be defined as which of the following?
A) Selection of an accessible population for a study
B) Selection of a subset of a population to represent the entire population
C) Assignment of study participants to treatment groups
D) Technique for ensuring that every element in the population has an equal chance of
being included in the study
2. Bias in a sample for a quantitative study refers to which of the following?
A) Lack of heterogeneity in the population on the attribute of interest
B) Sample selection using nonprobability-type sampling methods
m
C) The margin of error in the data obtained from samples
D) Systematic over- or underrepresentation of a key attribute vis-a-vis the population
. co
3. Strata are incorporated into the design of which of the following sampling approaches?
ep
A) Systematic
B) Purposive
pr
C) Quota
D) Consecutive
st
te
4. Which of the following is a probability sampling method?
ng
A) Convenience sampling
B) Systematic sampling
C) Consecutive sampling
si
D) Quota sampling
ur
yn
5. The sampling design that would be especially likely to yield a representative sample is
which of the following?
.m
A) Consecutive
B) Convenience
w
C) Purposive
D) Quota
w
w
6. Which of the following types of sample is considered to be the weakest for quantitative
studies?
A) Convenience
B) Quota
C) Purposive
D) Systematic
Page 1
, 7. A researcher used a systematic sampling plan. The sample size was 200. The sampling
interval was 250. The first element drawn was 196. The second element would be:
A) 396
B) 45
C) 446
D) 646
8. Which of the following is the most widely used data collection method by nurse
researchers?
A) Records
m
B) Self-reports
C) Observation
co
D) Biophysiologic measures
.
ep
9. A major advantage of closed-ended questions is that they do which of the following?
A) Are easy to construct
pr
B) Are analyzed in a straightforward manner
C) Encourage in-depth responses
D) Are not subject to response biases st
te
ng
10. Interviews are usually preferable to questionnaires because of which of the following?
A) They are less expensive
B) They yield data that are easier to analyze
si
C) The quality of the data tends to be higher
ur
D) They require less training of research personnel
yn
11. Questionnaires have the advantage of which of the following?
.m
A) Offering the possibility of anonymity
B) Having high response rates
w
C) Reducing the possibility of response set biases
D) Being suitable for all types of study participants
w
w
12. On a five-point Likert scale, a person who strongly agreed with a statement would be
scored as which of the following?
A) 1
B) 3
C) 5
D) Cannot be determined
Page 2
1. Sampling may be defined as which of the following?
A) Selection of an accessible population for a study
B) Selection of a subset of a population to represent the entire population
C) Assignment of study participants to treatment groups
D) Technique for ensuring that every element in the population has an equal chance of
being included in the study
2. Bias in a sample for a quantitative study refers to which of the following?
A) Lack of heterogeneity in the population on the attribute of interest
B) Sample selection using nonprobability-type sampling methods
m
C) The margin of error in the data obtained from samples
D) Systematic over- or underrepresentation of a key attribute vis-a-vis the population
. co
3. Strata are incorporated into the design of which of the following sampling approaches?
ep
A) Systematic
B) Purposive
pr
C) Quota
D) Consecutive
st
te
4. Which of the following is a probability sampling method?
ng
A) Convenience sampling
B) Systematic sampling
C) Consecutive sampling
si
D) Quota sampling
ur
yn
5. The sampling design that would be especially likely to yield a representative sample is
which of the following?
.m
A) Consecutive
B) Convenience
w
C) Purposive
D) Quota
w
w
6. Which of the following types of sample is considered to be the weakest for quantitative
studies?
A) Convenience
B) Quota
C) Purposive
D) Systematic
Page 1
, 7. A researcher used a systematic sampling plan. The sample size was 200. The sampling
interval was 250. The first element drawn was 196. The second element would be:
A) 396
B) 45
C) 446
D) 646
8. Which of the following is the most widely used data collection method by nurse
researchers?
A) Records
m
B) Self-reports
C) Observation
co
D) Biophysiologic measures
.
ep
9. A major advantage of closed-ended questions is that they do which of the following?
A) Are easy to construct
pr
B) Are analyzed in a straightforward manner
C) Encourage in-depth responses
D) Are not subject to response biases st
te
ng
10. Interviews are usually preferable to questionnaires because of which of the following?
A) They are less expensive
B) They yield data that are easier to analyze
si
C) The quality of the data tends to be higher
ur
D) They require less training of research personnel
yn
11. Questionnaires have the advantage of which of the following?
.m
A) Offering the possibility of anonymity
B) Having high response rates
w
C) Reducing the possibility of response set biases
D) Being suitable for all types of study participants
w
w
12. On a five-point Likert scale, a person who strongly agreed with a statement would be
scored as which of the following?
A) 1
B) 3
C) 5
D) Cannot be determined
Page 2
