Mathematics, 01.04.2020 17:24 MatteBlack9868
The following table shows the data collected from a random sample of 100 middle school students on the number of hours they do household chores every week:
Weekly Duration of Household Chores
Time (in hours) 0β1 2β3 4β5 6β7
Number of Students 32 64 3 1
There are 1,500 students in the school. Based on the sample proportion, how many students in the school would be expected to do household chores for at least two hours every week?
A 480
B 960
C 1,020
D 1,440
Answers: 3
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