Find product of this expression. 4/4*2 pounds

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

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.

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion