An organization wishes to build a model that estimates a ZIP Codes median home value based on median household income, unemployment, and median rent. Using the “2014_Housing_Market_Analysis_ Data_by_Zip_Code” data from 37 ZIP Codes in Austin, Texas,

a) Construct a scatterplot matrix of median rent, unemployment, median household income, and median home value.
b) Do median rent and unemployment seem to be strongly correlated?
c) Do median rent and median household income seem to be strongly correlated?
d) Do unemployment and   median household income seem to be strongly correlated?