Having difficulty with these type of problems, thank you!

Points: 0 of 1 Save According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267. Suppose you sit on a bench in a mall and observe people's habits as they sneeze. Complete parts (a) through (c). (a) Using the binomial distribution, what is the probability that among 12 randomly observed individuals, exactly 6 do not cover their mouth when sneezing? The probability is (Round to four decimal places as needed. )