Mathematics, 12.07.2021 15:20 shayleewright
A random sample of 20 size AA batteries for toys yield a mean of 3.27 hours with standard deviation, 1.17 hours.
(a) Find the critical value, t*, for a 99% CI. t* =
.6504
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(b) Find the margin of error for a 99% CI.
Answers: 1
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