Teresa is moving and needs to determine if her friend Sam’s truck is big enough

to fit all of her moving boxes. What would be the best tool that she could

use to determine if she has enough room for her boxes?

A.

Grid paper

B.

Measuring tape

C.

Place value blocks

D.

Scissors

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.