Mathematics, 15.04.2021 17:30, eaarnold
On a test that has a normal distribution, a score of 60 falls two standard deviations below the mean, and a score of 75 falls three standard deviations above the mean. Determine the mean of this test.
Answers: 1
Mathematics, 21.06.2019 14:30, theworld58
Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?
Answers: 1
Mathematics, 21.06.2019 18:30, amylumey2005
What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12
Answers: 2
Mathematics, 21.06.2019 18:30, Katlyndavis01
What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)
Answers: 1
On a test that has a normal distribution, a score of 60 falls two standard deviations below the mean...
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