Mathematics, 15.05.2021 16:30 kittey7854

A researcher posts a magazine advertisement offering $24 in exchange for participation in a short study. The researcher accepts the first six people who respond to the advertisement. Which of the following statements is true about the sample? A) It is not a valid sample because it is not a random sample of the population.

B) It is a valid sample because the first six people were selected to participate.

C) It is a valid sample because money was offered to participants.

D) It is not a valid sample because it is only a short study.

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