A researcher claims that the mean annual cost of raising a child (age 2 and under) by

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A researcher claims that the mean annual cost of raising a child (age 2 and under) by married-couple families in the U.S. is \($14,050.\) In a random sample of married-couple families in the U.S., the mean annual cost of raising a child (age 2 and under) is \($13,795.\) The sample consists of 500 children. Assume the population standard deviation is \($2875.\) At α = 0.10, is there enough evidence to reject the claim?

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Elementary Statistics Picturing The World

ISBN: 9781292260464

7th Global Edition

Authors: Betsy Farber, Ron Larson

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