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Mathematics, 03.09.2021 02:40 talanna394

A random sample of college students who owned cars revealed the following: out of 120 cars, 18 had manual transmissions. a)Construct a 95% confidence interval for the population proportion of college students who drive cars with manual transmissions. (Round your answers to 2 decimal places)b)Interpret the results (the interval) you got.(B) For a random sample of 25 over-weight men, the mean of the number of pounds that they were overweight was 30 pounds and the standard deviation was 4.2 pounds. a)Construct a 90% confidence interval for the population mean of the overweight pounds. (Round your answers to 2 decimal places)b)Interpret the results (the interval) you got.

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