According to a recent survey, 86% of students say that they do not get enough sleep. Assume the survey meets the conditions of a binomial experiment. Round your answers to three decimal places
In a random survey of 21 students, find the probability that exactly 19 of them will say that they do not get enough sleep:
In a random survey of 21 students, find the probability that more than 19 of them will say that they do not get enough sleep:
In a random survey of 21 students, find the probability that exactly 19 of them will say that they do not get enough sleep:
In a random survey of 21 students, find the probability that more than 19 of them will say that they do not get enough sleep: