QUESTION 3 In a study of automobile collision insurance costs, a random sample of 80 body repair costs for a particular
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QUESTION 3 In a study of automobile collision insurance costs, a random sample of 80 body repair costs for a particular
QUESTION 3 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 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 sampling error does not exceed $10? %