Which of the following statements is true?
A) Standard deviation is a measure of dispersion from the mean.
B) Design effects are unaffected by the cluster homogeneity.
C) CATI surveys are longer than personal interview surveys.
D) None of these.
Correct Answer:
Verified
Q5: A researcher finds that his data are
Q6: The precision of an estimate is affected
Q7: A deft value of 3 indicates:
A) that
Q8: Quota sampling divides the sample up into
Q9: Unit non-response is when:
A) only one of
Q11: A researcher wishes to study the correlation
Q12: Structured questionnaires are the most common form
Q13: The response rate is calculated by dividing
Q14: A researcher should be particularly worried about
Q15: In a Quota sampling of 100 individuals,
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