Mathematics, 29.04.2021 23:10 nick607
Mary wanted to know the amount of time 7th grade
students spend on homework each week, so she surveyed
20 students at random. The results are shown below.
X
Х
х
х
X
х
х
х
х
х
х
х
Х
х
X
х
Х
Х
х
х
1 2
3
4
5 6
There are 164 students in the 7th grade. Predict how many 7th
grade students spend 5 hours on homework in a week.
Answers: 2
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Mary wanted to know the amount of time 7th grade
students spend on homework each week, so she surv...
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