In an attempt to determine whether a linear relationship exists between the price of a home and the number of days it takes to sell the home, a real estate agent collected the following data from recent sales in his city.

a. Calculate the covariance. What kind of linear relationship exists?
b. Calculate the correlation coefficient. Comment on the strength of the linearrelationship.

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Price (in $1,000s) 265 225 160 325 Days to Sell Home 136 125 120 140 Price (in $1,000s) 430 515 180 423 Days to Sell Home 145 121 122 145