You have a standard deck of 52 playing cards. You draw 2 cards without replacement. Which action, performed before the draws, increases the probability of drawing 2 face cards in a row? A. removing all of the black cards

B. removing all non-face cards

C. removing all kings

D. removing all of the red cards

Janets dinner costs 7.50. if she wants to leave a 10% tip how mich extra should she leave

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

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.