In a study of automobile collision insurance costs, a random sample of 80 body repair costs for

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In a study of automobile collision insurance costs, a random sample of 80 body repair costs for a particular kind of damage had a mean of $\$ 472.36$ and a standard deviation of $\$ 62.35$. If $\bar{x}=\$ 472.36$ is used as a point estimate of the true average repair cost of this kind of damage, with what confidence can one assert that the error does not exceed $\$ 10$ ?

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