![subject](/tpl/images/cats/mat.png)
Mathematics, 03.06.2021 18:00 aleiahmartin
A random sample of 12 middle school students and 12 high school students were surveyed on the amount of time they
spend doing extracurricular activities each week. The sample means and mean absolute deviations (MAD) are given.
Mean (hours) MAD (hours)
Middle School Students 2.75
0.63
High School Students
5.33
1.22
Based on the sample information, select from the drop-down lists to correctly complete the sentences.
There is
Choose...
variability in the sample of high school students than in the sample of middle school
students
The difference in sample means
Choose...
meaningful because the means are separated by
Choose...
than 2 MADs.
Based on the difference in sample means, it Choose...
be concluded that an average high school
student spends more time on extracurricular activities than an average middle school student.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30, natalieburnett82
Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30, lekepius3715
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
![image](/tpl/images/cats/mat.png)
You know the right answer?
A random sample of 12 middle school students and 12 high school students were surveyed on the amount...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 14.11.2020 02:10
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 14.11.2020 02:10
![Konu](/tpl/images/cats/ekonomika.png)
Business, 14.11.2020 02:10
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/ap.png)
Advanced Placement (AP), 14.11.2020 02:10
![Konu](/tpl/images/cats/mat.png)
Mathematics, 14.11.2020 02:10
![Konu](/tpl/images/cats/biologiya.png)
Biology, 14.11.2020 02:10
![Konu](/tpl/images/cats/en.png)