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A Random Sample Of n=100n = 100 Measurements Was Selected from a Population with Unknown Mean

Question 55

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A random sample of n=100n = 100 measurements was selected from a population with unknown mean μ\mu and standard deviation σ\sigma . Calculate a 95%95 \% confidence interval if xˉ=26\bar { x } = 26 and s2=s ^ { 2 } = 16.16 .

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