1. Sam went to Old Navy to buy a new shirt. On the clothes rack there were 4 red shirts, 3 white shirts, 1 blue shirt, and 2 green shirts. Which
sample space represents the possible outcomes for choosing a shirt?
(DOES NOT REPEAT) *
red, white, blue, orange
red ,red ,red ,red, white, white, white, blue, green, green
red, white, blue, green
red, white, purple, green
2. What is the probability of spinning an even number and rolling on blue?

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.