A purposive sample is used when:
A) the individuals to be chosen are believed to have the information desired
B) the researcher has a clear purpose for the study
C) the population cannot be specified
D) volunteers are desired
Correct Answer:
Verified
Q11: In cluster random sampling:
A) individuals are selected
Q12: The adequacy of cluster random sampling is
Q13: The most important feature of a table
Q14: Two-stage cluster sampling refers to:
A) selecting groups
Q15: Random sampling is least effective when:
A) a
Q17: A stratified random sample is used when:
A)
Q18: When a convenience sample is used, the
Q19: Recommended sample sizes are usually:
A) determined by
Q20: The term "external validity includes:
A) population generalizability
Q21: Ecological generalizability includes the:
A) characteristics of the
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