PLEASE HURRY Given the logical argument:
If the cat eats guacamole, then he will be happy.
The cat ate guacamole.
Therefore, the cat is happy.

The conclusion of this argument was formed using the Law of...
Syllogism
Contrapositive
Detachment

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.