Refer to Exercise 5.36.
In exercise

a. Does there appear to be a relationship between reading time and reading comprehension of the individual students? Provide a plot of the data to support your conclusion.
b. What are some weak points in this study relative to evaluating the potential of the reading improvement program? How would you redesign the study to over-come these weak points?

12 3 4 5 6 7 8 9 10 1 12 13 14 15 16 17 18 19 20 n ys Student Reading Time 5 7 15 12 8 7 10 9 13 10 6 11 8 10 8 7 6 11 8 20 9.10 2.573 Comprehensin 60 76 76 90 81 75 95 98 88 73 90 66 91 83 100 85 76 69 91 78 20 82.05 10.88