Mathematics, 23.10.2021 21:40 kahliey
The water level in Catherine's hot tub was below the recommended water level when she turned the hose on. She forgot to turn the hose off and filled the hot tub above the recommended water level. The number line below shows the number of gallons below the recommended water level the hot tub was when she turned the hose on and the number of gallons above the recommended water level the hot tub was when she turned it off.
Answers: 1
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The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?
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An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
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