Guessing answers on standard tests are typically multiple- choice questions with five choices of answers: A, B, C, D, and E. Find P(WWC). Note: W wrong answer and C a) %3D correct answer. Beginning with WwWC, make the complete list of the different b) possible arrangements of two wrong answers and one correct answer. Find the probability of for each entry in the list. on the preceding c) Based results, what is the probability of getting exactly one answer correct when three guesses are made?
Guessing answers on standard tests are typically multiple- choice questions with five choices of answers: A, B, C, D, and E. Find P(WWC). Note: W wrong answer and C a) %3D correct answer. Beginning with WwWC, make the complete list of the different b) possible arrangements of two wrong answers and one correct answer. Find the probability of for each entry in the list. on the preceding c) Based results, what is the probability of getting exactly one answer correct when three guesses are made?
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.4: Expected Value
Problem 21E
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