2. Whiting, Indiana, leads the “Top 100 Cities with the Oldest Houses" list with the average age of houses being 66.4 years. Farther down the list resides Franklin, Pennsylvania, with an average house age of 59.4 years. Researchers selected a random sample of 20 houses in each city and obtained the following statistics. At a = that the houses in Whiting are older? Assume that the population of ages in both cities is normally distributed. Assume population stan- dard deviations are unequal. 0.05, can it be concluded Whiting Franklin Mean age Standard deviation 5.4 years 62.1 years 55.6 years 3.9 years Source: wwww.city-data com

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