Confidence interval for the population mean

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A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of 0.81. Assumexis normally distributed and construct a 90% confidence interval for the population mean.

 

Reference no: EM131026845

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Confidence interval for the population mean : A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of 0.81. Assumexis normally distributed and construct a 90% confidence interval for the population mean.
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