7) A class roll has 30 students listed in alphabetical order. Exactly 5 of those students received A's in the course. What is the probability that at least two people who were adjacent on the alphabetical list both received A's?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
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7) A class roll has 30 students listed in alphabetical order. Exactly 5 of those students received
E A's in the
course. What is the probability that at least two people who were adjacent on the alphabetical
list both received A's?
Transcribed Image Text:7) A class roll has 30 students listed in alphabetical order. Exactly 5 of those students received E A's in the course. What is the probability that at least two people who were adjacent on the alphabetical list both received A's?
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