Seven people are arranged in a line. What is the probability that two specific people, say A and B, are standing next to each other? (Enter your probability as a fraction.)

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 77E
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Seven people are arranged in a line. What is the probability that two specific people, say A and B, are standing next to each other? (Enter your probability as a fraction.)

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