A school newspaper reporter decides to randomly survey 18 students to see if they will attend Tet (Vietnamese New Year) festivities this year. Based on past years, she knows that 24% of students attend Tet festivities. We are interested in the number of students who will attend the festivities.
A. Find the probability that at most 5 students will attend. (Round your answer to four decimal places.)
B. Find the probability that more than 3 students will attend. (Round your answer to four decimal places.)