4 1.7 225 4.8 5 20.1 3,916 1.6 6 7.9 2,865 2.2 7 10.1 1,697 3.2 8 6.8 1,047 4.9 9 5.9 1,107 7.5 10 4.4 406 17.1 LA USE SALT (a) Calculate the value of the correlation coefficient between sale price (in millions of dollars) and size (in thousands of square feet). (Round your answer to four decimal places.) r = (b) Calculate the value of the correlation coefficient between sale price (in millions of dollars) and land-to-building ratio. (Round your answer to four decimal places.) r = (c) If you wanted to predict sale price and you could use either size or land-to-building ratio as the basis for making predictions, which would you use? O size O land-to-building ratio decimal places.) (d) Based on your choice in part (c), find the equation of the least-squares line you would use for predicting y = sale price (in millions of dollars). (Leave the data in the original units. Round your answers to four y = ] 62"F Partly sunny HOLDme 4:07 PM