nathanstern21
03.04.2021 •
Mathematics
An Exercise Scientist believes that in recent time the the mean amount of time spent exercising has changed from 30 minutes a day. To test this claim a sample of 36 individuals is taken and a sample average of 35 minutes is calculated with a sample standard deviation of 14 minutes. What should the Scientist conclude at the 1% level of significance?
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Ответ:
2/3
Step-by-step explanation:
use point slope formula:
to find the slope.
3-1=2
8-5=3
your slope is 2/3