Asked by Kelly
A food snack manu. samples 15 bags of pretzels off the assembly line and weighed their contents. If the sample mean is 10.0 and the sample standard deviation is .15, find the 95% confidence interval estimate for the true mean.
Answers
Answered by
PsyDAG
95% = mean ± 1.96 SEm
SEm = SD/√n
SEm = SD/√n
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