1. In a 10-question, 5-answer multiple choice exam, a student who did not study decides to answer the questions randomly. What is the probability that the student a. gets exactly 8 correct answers? b. gets at most 6 correct answers? c. gets between 3 and 8 correct answers, inclusive?
1. In a 10-question, 5-answer multiple choice exam, a student who did not study decides to answer the questions randomly. What is the probability that the student a. gets exactly 8 correct answers? b. gets at most 6 correct answers? c. gets between 3 and 8 correct answers, inclusive?
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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