1 2 This table is a probability mass function (pmf) for the age residents of Orange County, NC based on the 2010 census. Orange County Age Distribution Age Proportion of residents 0-4 years 0.044 5-17 years 0.192 18-64 years 0.618 65+ 0.146 a) If we select a resident at random, c) b) what is the probability the person is under 18 years of age? You are planning to conduct a study of Orange County residents age 80 and older- what information can you get from the table about the percent of residents in this age range? Suppose you have selected an adult ( a person 18 years or older). What is I