![subject](/tpl/images/cats/mat.png)
Mathematics, 26.03.2021 16:40 lmolmlm5420
A researcher 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? (1 point)
Question 3 options:
1)
It is not a valid sample because it is only a short study.
2)
It is a valid sample because money was offered to participants.
3)
It is a valid sample because the first 10 people were selected to participate.
4)
It is not a valid sample because it is not a random sample of the population.
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Which of the following scenarios demonstrates an exponential decay
Answers: 1
You know the right answer?
A researcher posts an online advertisement offering $25 in exchange for participation in a short stu...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
Physics, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 10.02.2021 20:30
![question](/tpl/images/cats/en.png)
English, 10.02.2021 20:30
![question](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 20:30