Select the correct answer. Jacob is reading a great thriller. The table shows a proportional relationship between the number of pages he reads and the number of hours he spends each week reading. What is the constant of proportionality in pages per hour?

Hours 2 3
Number of Pages 28 42
A.
6
B.
14
C.
28
D.
42

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17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

Find the value of x for which line a is parallel to line b