A man who moves to a new city sees that there are two routes he could take to work. A neighbor who has lived there a lon

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A Man Who Moves To A New City Sees That There Are Two Routes He Could Take To Work A Neighbor Who Has Lived There A Lon 1 (14.02 KiB) Viewed 8 times

A man who moves to a new city sees that there are two routes he could take to work. A neighbor who has lived there a long time tells him Route A will average 5 minutes faster than Route B. The man decides to experiment. Each day he flips a coin to determine which way to go, driving each route 10 days. He finds that Route A takes an average of 40 minutes, with standard deviation 5 minutes, and Route B takes an average of 45 minutes, with standard deviation 2 minutes. Histograms of travel times for the routes are roughly symmetric and show no outiers Complete parts a and b. a) Find a 95% confidence interval for the difference between the Route B and Route A commuting times. (PPA) The confidence interval is (1.36 8.64) Thound in dad)