According to a recent survey, 81% of students say that they do not get enough sleep. Assume the survey meets the conditions of a binomial experiment. Round all of your final answers to three decimal places.
In a random survey of 26 students, find the probability that exactly 23 of them will say that they do not get enough sleep:
In a random survey of 26 students, find the probability that more than 23 of them will say that they do not get enough sleep: