Can I pls get feedback to the attached Question 4.

txs

Valerie

QUESTION 4 A real estate agent wishes to determine the selling price of residences using the size (square feet), and whether the residence is a condominium or a single-family home. A sample of 20 residences was obtained with the following results: Price ($) 199,700 211,800 197,100 228,400 215,800 190,900 312,200 313,600 239,000 184,400 200,600 208,000 210,500 233,300 187,200 185,200 284,100 207,200 258,200 203,100 Type F C F F F C F C F C C C F F C C F F F F Square Feet 1,500 2,085 1,450 1,836 1,730 1,726 2,300 1,650 1,950 1,545 1,375 1,825 1,650 1,960 1,360 1,200 2,000 1,755 1,850 1,630 F: Single-Family Home C: Condomnium Residence a. Produce a regression equation to predict the selling price for residences using a model of the following form: (2 marks) yi 0 1x1 2 x2 Where, x1 Square Footage 1, if a x2 condomnium 0, if a singlefamily home b. Interpret the parameters 1, and 2 in the model given in part a. (2 marks) c. Produce an equation that describes the relationship between the selling price and the square footage of (1) condominiums and (2) single-family homes. (3 marks) d. Conduct a test of hypothesis to determine if the relationship between the selling price and the square footage is different between condominiums and single-family homes