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A school newspaper reporter decides to randomly survey 11 students to see if they will attend...

A school newspaper reporter decides to randomly survey 11 students to see if they will attend Tet (Vietnamese New Year) festivities this year. Based on past years, she knows that 25% 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 3 students will attend. (Round your answer to four decimal places.)

b: Find the probability that more than 2 students will attend. (Round your answer to four decimal places.)

Math   Statistics-And-Probability   
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