A population standard deviation

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The following sample of size 12 was taken from a population that is normally distributed and that has a population standard deviation of 12.7:
37 48 30 55 50 46 40 62 50 43 36 66
Construct a 94 percent confidence interval around the mean.

Reference no: EM131050190

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A population standard deviation : The following sample of size 12 was taken from a population that is normally distributed and that has a population standard deviation of 12.7:
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