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One of the biggest factors in determining the value of a home is the square footage. The accompanying data represent the square footage and selling price (in thousands of dollars) for a random sample of homes for sale in a certain region. Complete parts (a) through (h) below. a Click the icon to view the housing data. (a) Which variable is the explanatory variable? 0 Square Footage 0 Selling Price (b) Draw a scatter diagram of the data. Choose the correct scatter diagram below. OA. (6) Determine the linear correlation coefcient between square footage and asking price. r = (Round to three decimal places as needed.) \f(d) Is there a linear relation between square footage and asking price? Yes O No (e) Find the least-squares regression line treating square footage as the explanatory variable. y = X + (0) (Round the slope to three decimal places as needed. Round the intercept to one decimal place as needed.) (f) Interpret the slope. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. For every additional square foot, the selling price increases by thousand dollars, on average. (Round to three decimal places as needed.) O B. For a house that is sold for $0, the predicted square footage is (Round to three decimal places as needed.) O C. For a house that is 0 square feet, the predicted selling price is thousand dollars. (Round to three decimal places as needed.) O D. For every additional thousand dollars in selling price, the square footage increases by square feet, on average. (Round to three decimal places as needed.)(9) Is it reasonable to interpret the yintercept? Why? Select the correct choice below and, if necessary, ll in the answer box to complete your choice. 0 A- Noa house of I: square feel is outside the scope of the model (Type an integer or a simplied fraction.) O 3- Noa house of I: square feet is not possible. (Type an integer or a simplied fraction.) 0 3- Yesa house of D square feet is possible and within the scope of the model. (Type an integer or a simplied fraction.) 0 0- Noa house of D square feet is not possible and outside the scope of the model. (Type an integer or a simplied fraction.) 0 E. More information about the houses is necessary before deciding. (h) One home that is 1432 square feet is sold for $275 thousand. Is this home's price above or below average for a home of this size? The home's price is V the average price. The average price of a home that is 1432 square feet is $|:| thousand. (Round to the neare: ' as needed.) above Click to select your below
