Below is a 6 x 8 array containing the ages of moviegoers. Treat this as a population 32 34 33 23 23 62 14 11 51 23 10 63 40 11 18 21 56 11 12 57 13 58 65 35 15 17 33 31 13 11 34 12 15 62 62 64 30 42 51 38 49 15 16 20 58 13 20 21 (a) What was the proportion of all 48 moviegoers who were under age 65? (Round your answer to 2 decimal places.) Proportion