A developer wants to know if the houses in two different neighborhoods were built at roughly the same time. She takes a random sample of six houses from each neighborhood and nds their ages from local records. The accompanying table shows the data for each sample (in years). Assume that the data come from a distribution that is Normally distributed. Complete parts a through 0 below. Data table Neighborhood 1 Neighborhood 2 62 43 66 47 57 53 46 52 64 35 47 58