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6) A simple random sample of 1862 births of Chinese babies resulted in a mean birth weight of 3171 g and a standard deviation of

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6) A simple random sample of 1862 births of Chinese babies resulted in a mean birth weight of 3171 g and a standard deviation of 428 g. Use a 0.01 significance level to test the claim that the mean birth weight of Chinese babies is less than the mean birth weight of 3369 g for Caucasian babies. 6

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