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Category > Statistics Posted 17 May 2017 My Price 5.00

Scores on a certain test are normally distributed with a variance

1. Scores on a certain test are normally distributed with a variance of 93. A researcher wishes to estimate the mean score achieved by all adults on the test. Find the sample size needed to assure with 95 percent confidence that the sample mean will not differ from the population mean by more than 2 units.

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Alpha Geek
(8)
Status NEW Posted 17 May 2017 01:05 PM My Price 5.00

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file 1495028591-1976774_1_636305029825348439_1976774.xlsx preview (14 words )
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