12. Jenna is interested in running an experiment on graduate students at her university. She wants to determine if type of paper (white or blue) effects people's scores on exams. Use the table below to answer the following questions. (In the table, white paper is labeled 1 and blue paper is labeled 2.) (Possible 10 extra credit points) Paper 1 Score 1 15 2 2 22 3 1 36 4 2 45 5 2 22 6 1 7 2 8 1 28 9 1 49 10 1 11 1 12 2 13 2 14 2 15 2 16 1 17 1 18 1 19 1 20 2 1222767772-22771 24 50 40 41 40 31 20 30 44 34 43 a. What is the IV? (2.5 pts) b. What is the DV? (2.5 pts) c. (EX) What is the mean score for people who had tests on white paper? (1 pts) d. (EX) What is the mean score for people who had tests on blue paper? (1 pts) e. (EX) What is the variances and standard deviation for people who had tests on white paper? (4 pts) f. (EX) What is the variances and standard deviation for people who had tests on blue paper? (4 pts)