Question: Only R should be used to answer the questions Question E A test on 30 motorboats reveals that the boat runs continuously for 11.2 hours,

Only R should be used to answer the questions Question E

Only R should be used to answer the questions

Question E A test on 30 motorboats reveals that the boat runs continuously for 11.2 hours, on the average, on a full tank, with a standard deviation of 2.3 hours. 1 1. Construct a 99% confidence interval for the mean time the boat runs

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