Question

The scatterplot below shows the price (in thousands of dollars) and miles per gallon (mpg) for a random sample of cars at a car lot.

mpg

Price (thousands of dollars)

The price (in thousands of dollars) averaged 17.2, with a standard deviation of 13.4 and the miles per gallon averaged 24 with a standard deviation of 10.6.

A Regression to predict miles per gallon from price has r = 0.8676.

Give the equation of the regression line. (due to rounding, select the best possible answer)

Group of answer choices

y^=0.27x+10.3

y^=0.69x+12.2

y^=0.51x+14.1

Answer 1