people are waiting in the basement of a building with four floors above the basement. They each get off at a random floor. What is the probability they all get off at different floors? 40 64 24 64 64 48 64

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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Three people are waiting in the basement of a building with four floors above the basement. They each get off at a random floor. What is the probability they all get off at
different floors?
40
64
24
64
48
64
Transcribed Image Text:Three people are waiting in the basement of a building with four floors above the basement. They each get off at a random floor. What is the probability they all get off at different floors? 40 64 24 64 48 64
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