A researcher claims that the mean annual cost of raising a child by husband-wife families in the US is $13,960. In a random sample of husband-wife families in the US, the mean annual cost of raising a child was $13, 725 and the standard deviation was $2345. The sample consisted of 500 children. At the alpha 0.10 level, is there enough evidence to reject the claim?
Write the p-value of the test rounded to 4 decimal places, and the one sentence conclusion written like a statistician. Show all of your work.
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