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Mathematics, 21.06.2019 14:00
Which expression is equivalent to? assume x > 0 and y > 0.
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Mathematics, 21.06.2019 17:00
One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.
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Mathematics, 21.06.2019 20:00
Which expression is rational? 6. , square root two, square root 14, square root 49
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Mathematics, 21.06.2019 20:50
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
Mathematics, 13.01.2020 05:31
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Advanced Placement (AP), 13.01.2020 05:31
Advanced Placement (AP), 13.01.2020 05:31