The product of 3, and a number increased by 7, is -36

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

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.