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Birth weights are distributed normally, with a mean of 3.39kg and a standard deviation of 0.55kg. Round your answer to three decimal places, e.g. 0.765. What is the probability that a randomly selected sample of 40 newborns will have an average weight of less than 3.30 kg?

- November 14, 2022 - Edwin Tunner

How do I solve this on excel? Or in general?

Birth weights are distributed normally, with a mean of 3.39kg and a standard deviation of 0.55kg. Round your answer to three decimal places, e.g. 0.765. What is the probability that a randomly selected sample of 40 newborns will have an average weight of less than 3.30 kg?

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