Mathematics, 22.07.2019 06:00 valeriegarcia12

Aresearcher posts a radio advertisement offering $35 in exchange for participation in a short study. the researcher accepts the first eight people who respond to the advertisement. which of the following statements is true about the sample? (5 points) a. it is a valid sample because the first eight people were selected to participate. b. it is not a valid sample because it is not a random sample of the population. 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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Aresearcher posts a radio advertisement offering $35 in exchange for participation in a short study....

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