For questions 7 through 13, refer to the box-and-whisker plot below that shows how much time was spent per night on homework for a 7th grade class during September. Average Minutes Per Night Spent On Homework 0 20 48 60 190 7. What percent of the students spend more than 60 minutes on homework per night? 8. What is the range of time the middle 50% of the students spend on homework per night? 9. What percent of the students spend less than 20 minutes per night on homework? 10. Are there any students that do no homework? Explain.
For questions 7 through 13, refer to the box-and-whisker plot below that shows how much time was spent per night on homework for a 7th grade class during September. Average Minutes Per Night Spent On Homework 0 20 48 60 190 7. What percent of the students spend more than 60 minutes on homework per night? 8. What is the range of time the middle 50% of the students spend on homework per night? 9. What percent of the students spend less than 20 minutes per night on homework? 10. Are there any students that do no homework? Explain.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Can someone please help with 9 &10 please? Thank you.
Transcribed Image Text:For questions 7 through 13, refer to the box-and-whisker plot below that shows how much time
was spent per night on homework for a 7th grade class during September.
Average Minutes Per Night Spent On Homework
0 20
48 60
7. What percent of the students spend more than 60 minutes on homework per night?
8. What is the range of time the middle 50% of the students spend on homework per night?
9. What percent of the students spend less than 20 minutes per night on homework?
10. Are there any students that do no homework? Explain.
12.
190
11. What is the Range of the data?
True or False: Since the 4th Quartile is much longer than the other 3 quartiles, there were
more students who spent between 60 to 190 minutes per night on homework than
students who spent 48 to 60 minutes per night on homework.
True or False. This box-and-whisker plot does not tell you the total number of students.
13.
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