Mathematics, 02.06.2021 04:20 Izzyfizzy
you want to create a 99 confidence interval with a margin of error of 25 assuming that the population standard deviation is equal to 1.5 what's the minimum size of the Rams Tampa
Answers: 2
level, that is the subtraction of 1 by the confidence interval divided by 2. So:
.
, so Z = 2.575.
is the standard deviation of the population and n is the size of the sample.
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