The scatter diagram below shows scores on the midterm and final in a certain course.

(a) Was the average midterm score around 25, 50, or 75?

(b) Was the SD of the midterm scores around 5, 10, or 20?

(c) Was the SD of the final scores around 5, 10, or 20?

(d) Which exam was harder-the midterm or the final?

(e) Was there more spread in the midterm scores, or the final scores?

(f) True or false: there was a strong positive association between midterm scores and final scores. P-698