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Mathematics, 05.05.2021 02:40 lia3865

WILL GOVE TWENTY PONTS FOR DIRECT ANWSER NO LINKS A researcher posts a print advertisement offering $20 in exchange for participation in a short study. The researcher accepts the first five people who respond to the advertisement. Which of the following statements is true about the sample? (1 point)

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It is a valid sample because the first five people were selected to participate.

It is not a valid sample because it is not a random sample of the population.

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

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

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