Find the slope of the line that passes through each pair of points: (8, -2) , (1, 1)

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.

Hey free points ! people i have a few math questions on my profile consider looking at them i have to get done in 30 mins!

What multiplys to be 1 but adds up to be 4