For Exercises 68–70, use technology and follow steps (a)–(e).

  1. Construct the scatterplot.
  2. Compute and interpret the regression equation.
  3. Calculate and interpret the coefficient of determination, .
  4. Compute and interpret , the standard error of the estimate.
  5. Find , using .

Question 4.269

darts

68. Open the darts data set, which we used for the Chapter 3 Case Study. Let , and let .