Mathematics, 11.06.2021 20:10, ellettm
A professor at a university wants to estimate the average number of hours of sleep
students get during exam week. On the first day of exams, she asked 20 students
how many hours they had slept the night before. The average of the sample was 5.88
with a standard deviation of 1.942. When estimating the average amount of sleep
with a 95% confidence interval, what is the margin of error?
1) 0.9089
2) 0.4342
3) 0.9058
4) 0.7509
5) 0.4508
Answers: 1
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A professor at a university wants to estimate the average number of hours of sleep
students get dur...
Mathematics, 03.04.2020 00:31
Mathematics, 03.04.2020 00:31
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