Mathematics, 15.05.2021 16:30, kittey7854
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?
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: 1
Mathematics, 21.06.2019 18:50, firenation18
The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3
Answers: 1
Mathematics, 21.06.2019 21:30, happysage12
Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?
Answers: 1
Mathematics, 21.06.2019 23:00, jholland03
Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.
Answers: 1
A researcher posts a magazine advertisement offering $24 in exchange for participation in a short st...
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