Mathematics, 25.12.2019 21:31, pk4mk
Aresearcher 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.
Answers: 2
Mathematics, 21.06.2019 14:30, chloeozenghar1
Using the given statements, state whether the conditional statement is true or false. p: 7 + 1 = 0 q: 2 + 2 = 5 is p q true or false?
Answers: 1
Mathematics, 22.06.2019 03:00, 19mcgough
Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.
Answers: 2
Aresearcher posts a magazine advertisement offering $24 in exchange for participation in a short stu...
Mathematics, 12.03.2021 14:00
Mathematics, 12.03.2021 14:00
History, 12.03.2021 14:00
Business, 12.03.2021 14:00