If a = 7, b = 3, and c = 5, then 4a − 3c =

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.

Standard deviation of 19,29,21,22,23

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi