Choosethe best reason for using the median as the measure of central tendency

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16

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.