6. Richard has been given a 6-question multiple-choice. quiz in his history class. Each question has four choices,of which only one is correct. Since Richard has not attended the class recently, he doesn't know any of theanswers. Assuming that Richard guesses on all 6 questions, find the probability that he will answer exactly 4questions correctly. Round your answer to the nearest thousandth.

Number of questions = 6Each question has four choices, of which only one is correct.n=6, p =…

Answered: 6. Richard has been given a 6-question…

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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Richard has been given a 6-question multiple-choice quiz in his history class. Each question has three answers, of which only one is correct. Since Richard has not attended the class recently, he doesn't know any of the answers. Assuming that Richard guesses on all 6 questions, find the probability that he will answer all questions incorrectly. Round your answer to the nearest thousandth.
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