Probability Distribution for A 0.4 035 Probability 0.3 0.25 0.2 0.15 0.1 0.05 0 20 30 40 50 60 Value of a 5. A doctor recorded the ages of her patients, rounded them to the nearest 10 years, and used them to create the random variable A-ages of patients. The histogram shows the probability distribution. Use the histogram to find the expected value, E A) A. 30 OB. 39 OC. 35 D.40 Mark for review (Will be highlighted on the review page) 11 TO