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Question 30 (3.3 points) The store Better Buys knows that the cost to repair a computer is normally distributed with a standard deviation of

Question 30 (3.3 points) The store Better Buys knows that the cost to repair a computer is normally distributed with a standard deviation of $40 (0=40). A random sample of 10 computer repairs and found the average of those 10 computer repairs was $154. Construct a 95% confidence interval of the population mean of a computer repair. O $75.60 $232.40 O $146.30 $161.70

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