Mathematics, 08.01.2020 06:31 hectorgonzalejr333
Aresearcher posts an online advertisement offering $25 in exchange for participation in a short study. the researcher accepts the first 10 people who respond to the advertisement. which of the following statements is true about the sample?
it is not a valid sample because it is only a short study.
it is a valid sample because money was offered to participants.
it is a valid sample because the first 10 people were selected to participate.
it is not a valid sample because it is not a random sample of the population.
Answers: 2
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