Use the frequency? distribution, which shows the number of American voters? (in millions) according to? age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range.
Response Frequency
18 to 20 4.5
21 to 24 7.3
25 to 34 20.1
35 to 44 23.9
45 to 64 52.5
65 and over 27.5
The probability that a voter chosen at random is in the 18 to 20 years old age range is___?