Real estate. A real estate agent has surveyed houses in 20 nearby ZIP codes in an attempt to put together a comparison for a new property that she would like to put on the market. She knows that the size of the living area of a house is a strong factor in the price, and she’d like to market this house as being one of the biggest in the area. Here are a histogram and summary statistics for the sizes of all the houses in the area.

Count 1057 Mean 1819.498 sq. ft StdDev 662.9414 Min 672 Q1 1342 Median 1675 Q3 2223 Max 5228 Missing 0

a) What is the range of these sizes?

b) Between what sizes do the central 50% of these houses lie?

c) What summary statistics would you use to describe these data?

d) Write a brief description of these data (shape, center, and spread).