Can someone me. the answers to choose from are a. 2b. 30 c. 38d. 45

How many sides does a regular polygon have if each exterior angle measures 72a.3b.4c.5d.6

For what values of x is x2 + 2x = 24 true?

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.