Refer to exercise 3.24 (The bank decided to try another scorecard, this one based not on the responses of the applicants but on credit bureau reports, which list problems such as late payments and previous defaults. The scores using the new scorecard of those who repaid and the scores of those who did not repay were recorded. The cutoff score is 650.) o Calculate the mean, median, and standard deviation of the scores of those who repaid and of those who defaulted