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Mathematics, 27.06.2019 07:40 anisagreen10

At age 9 the average weight (21.3 kg) and the average height (124.5 cm) for both boys and girls are exactly the same. a random sample of 9-year-olds yielded these results. estimate the mean difference in height between boys and girls with 95% confidence. does your interval support the given claim?

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At age 9 the average weight (21.3 kg) and the average height (124.5 cm) for both boys and girls are...

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