One-fourth of the female freshmen entering a Virginia Collegeare out-of-state students. If the students are assigned atrandom to the dormitories, 3 to a room, what is theprobability that in one room at most 2 of the 3 room matesare out-of-state students?

Binomial distribution is given by

Answered: One-fourth of the female freshmen…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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One-fourth of the female freshmen entering a Virginia College are out-of-state students. If the students are assigned at random to the dormitories, 3 to a room, what is the probability that in one room at most 2 of the 3 room mates are out-of-state students?