A local county has an unemployment rate of 4%. A random sample of 19 employable people are picked at random from the county and are asked ifthey are employed. Round answers to 4 decimal places. a) Find the probability that exactly 3 in the sample are unemployed. :1 b) Find the probability that there are fewer than 3 in the sample are unemployed. U c) Find the probability that there are more than 2 in the sample are unemployed. D d) Find the probability that there are at most 3 in the sample are unemployed. U Delta Airlines' flights from Chicago to Atlanta are on time 50 96 of the time. Suppose 8 flights are randomly selected, and the number ontime flights is recorded. Round answers to 3 signicant figures. The probability that exactly 7 flights are on time is = :1 The probability that at most 4 flights are on time is =:] The probability that at least 5 ights are on time is 2:}