Mathematics, 14.06.2021 18:10 kh3791
PLEASE HELP! 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) 0–1 2–3 4–5 6–7
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?
480
960
1,020
1,440
Answers: 2
Mathematics, 21.06.2019 21:30, peytonamandac9114
Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true
Answers: 2
PLEASE HELP! The following table shows the data collected from a random sample of 100 middle school...
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