If a random sample of 18 homes south of Center Street in Provo has a mean selling price of $145,200 and a standard deviation of $4700, and a random sample of 18 homes north of Center Street has a mean selling price of $148,600 and a standard deviation of $5800, can you conclude that there is a significant difference between the selling prices of homes in these two areas of Provo at the 0.05 level? Assume normality.
a. Solve using the p-value approach.
b. Solve using the classical approach.