A mother and a father are the same age and they have
triplets. The total of all the ages in the family added together
is 79. Can you find two possibilities for the family's ages?

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.

Do you mind if you guys me with this question i’m on number 8

Find the slope intercept form of (-3,6) and (3,-6)