Question: Exercise 2: The following sample observations were randomly selected. K 13 15 12 13 11 a. Insert the trendline equation. b. Determine the coefficient of

Exercise 2: The following sample observations were randomly selected. K 13 15 12 13 11 a. Insert the trendline equation. b. Determine the coefficient of correlation and the coefficient of determination. Exercise 6: The owner of Maumee Ford-Mercury-Volvo wants to study the relationship between the age of a car and its selling price. Listed below is a random sample of 12 used cars sold at the dealership during the last year. Car Age [yrs] Price [$1000] Car Age [yrs] Price [$1000] 1 9 8.1 7 7.6 2 7 6.0 8 11 8.0 11 3.6 9 10 8.0 12 4.0 10 12 6.0 auto 8 5.0 11 8.6 a a 7 10.0 12 8.0 a. The independent variable is... b. Insert the trendline equation. c. Determine the coefficient of correlation. d. based on this model, the price of a 15 year old car would be
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