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A researcher has collected the blood samples of 30 individuals and found that the mean hemoglobin...

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Basic Math

A researcher has collected the blood samples of 30 individualsand found that the mean hemoglobin concentration for the sample ofindividuals is 13.9 grams per deciliter and the standard deviationis 1.43 grams per deciliter. Calculate a 99.0% confidence intervalfor the mean hemoglobin concentration for the population.

[1] (10.22, 17.58)

[2] (13.17, 14.63)

[3] (13.18, 14.62)

[4] (13.23, 14.57)

Answer & Explanation Solved by verified expert
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Solution Given that 139s 143n 30Degrees of freedom df n 1 30 1    See Answer
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