Solve: 4 ¹/₄ ÷ 8 (Answer as a whole number)

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.

Solve the equation by completing the square. x^2+2x=17

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x