Alex, a high school senior, must enroll in 5 classes that meet every day starting at Period 1 and ending at Period 5. Three of his classes are science courses and the remaining two classes are language courses. (a) How many different schedules are possible for Alex? (b) What is the probability that he has all three science classes in a row? (c) What is the probability that his last class of the day is a language course?

Alex, a high school senior, must enroll in 5 classes that meet every day starting at Period 1 and ending at Period 5. Three of his classes are science courses and the remaining two classes are language courses. (a) How many different schedules are possible for Alex? (b) What is the probability that he has all three science classes in a row? (c) What is the probability that his last class of the day is a language course?

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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