12. Match the histograms shown below to the summary statistics Mean Median 42 42 11 31 36 31 20 IV 31 32 Frequency 10 30 15 4 10 Frequency 75 225 37.5 525 67.5 14 26 38 50 62 74 (d) (a) is (circle one) I, II, III, IV (b) is (circle one) I, II, III, IV (c) is (circle one) I, II, III, IV (d) is (circle one) I, II, III, IV