Multiple Choice
You are going to use a purposive sample (a nonprobability sample) to collect data from fast-food restaurant customers.Which of the following concepts would be applicable to determining sample size?
A) confidence intervals
B) sample size formula for estimating a percentage
C) sample size formula for estimating a mean
D) estimating a population value within a stated percent of allowable error
E) None of the above would be appropriate;sample size concepts and formulas are only applicable when probability sampling plans have been used.
Correct Answer:
Verified
Correct Answer:
Verified
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