Which of the following scenarios will yield a nonprobability sample?
A) Decide on a sample size, n; divide the frame of N individuals into groups of k individuals where k = N/n; randomly select one individual from the first group; select every kth individual thereafter.
B) Items or individuals are chosen without regard to their probability of occurrence.
C) Every individual or item from the frame has an equal chance of being selected. Selection may be with replacement or without replacement.
D) The subjects of the sample are chosen on the basis of known probability.
Question 2
A sample of 300 subscribers to a particular magazine is selected from a population frame of 9,000 subscribers. If, upon examining the data, it is determined that no subscriber had been selected in the sample more than once,
A) the sample had to have been selected with replacement.
B) the sample may have been selected without replacement or with replacement.
C) the sample could not have been random.
D) the sample had to have been selected without replacement.
From left to right: Size development, biometrical changes in the cranium, reduction of toes ...
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