Plz Help ASAP Which of the following statements demonstrates the associative property of multiplication? a. 4 ∙ (3 ∙ 6) = (4 ∙ 3) ∙ 6 b. 6 ∙ 4 = 4 ∙ 6 c. -3 ∙ 1 = -3 d. 2(24) = 2(20 + 4)

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

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.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?