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Confidence interval for the mean weight of babies

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Reference no: EM132514908

Given below are the birth weights of babies born to mothers who took special vitamin supplements while pregnant:

3.53 4.57 3.93 4.33 3.39 3.68 4.68 3.52 3.84

3.12 4.29 2.27 4.13 4.47 3.22 3.43 2.64 3.40

a. What is a 95% confidence interval for the mean weight of babies whose mothers take vitamin supplements.

b. What is a hypothesis test to determine if these babies weight is more than the mean weight for the population of all babies which is 3.39 kg using α = .025

c. In a short paragraph, what is the relationship between your answer to part (a) and your answer to part (b).

Reference no: EM132514908

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