Suppose that a simple linear regression model is
Chapter 0, Problem 13.5(choose chapter or problem)
Suppose that a simple linear regression model is appropriate for describing the relationship between y house price and x house size (sq ft) for houses in a large city. The true regression line is y 23,000 47x and s 5000. a. What is the average change in price associated with one extra sq ft of space? With an additional 100 sq ft of space? b. What proportion of 1800-sq-ft homes would be priced over $110,000? Under $100,000?
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