Use the frequency distribution, which shows the number of American voters (in millions) according to age, to find the Ages Frequency probability that a voter chosen at random is in the 18 to 20 years old age range. 18 to 20 4.3 21 to 24 8.5 25 to 34 23.8 35 to 44 22.3 45 to 64 54.3 65 and over 28.3 The probability that a voter chosen at random is in the 18 to 20 years old age range is (Round to three decimal places as needed.)