Question

ILL FAN AND MEDAL
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?

It is not a valid sample because it is not a random sample of the population.
It is a valid sample because the first six people were selected to participate.
It is a valid sample because money was offered to participants.
It is not a valid sample because it is only a short study.

Answer 1

@perl @rational

Answer 2

I don't see how the sampler made sure it is random, if you accept the first 6 people who respond to the money offer. Maybe those people are poor, so it is not a true random sample.

Answer 3

so which would it b

Answer 4

sorry i can't give the answer, but please use the comments i wrote

Answer 5

honestly i think its D