Real estate, part 2.

The 1057 houses described in Exercise 42 have a mean price of $167,900, with a standard deviation of $77,158. The mean living area is 1819 sq. ft., with a standard deviation of 663 sq. ft. Which is more unusual, a house in that market that sells for $400,000 or a house that has 4000 sq. ft of living area? Explain.