A student must answer a multiple-choice question with five possible answers. He knows the correct answer...
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A student must answer a multiple-choice question with five possible answers. He knows the correct answer with probability 0.55. It he does not know the correct answer, he randomly guesses one of the possible answers. a) Draw a tree diagram and clearly define all relevant events. (4) STA01A1 Assignment 2, University of Johannesburg What is the probability that he will answer the question incorrectly? (Hint: refer to p. 80 of your eBook) b) (3) if he answered the question correctly, what is the probability that he did not know the c) answer? Also interpret your answer. (Hint: refer to p. 81 of your eBook) (5) A student must answer a multiple-choice question with five possible answers. He knows the correct answer with probability 0.55. It he does not know the correct answer, he randomly guesses one of the possible answers. a) Draw a tree diagram and clearly define all relevant events. (4) STA01A1 Assignment 2, University of Johannesburg What is the probability that he will answer the question incorrectly? (Hint: refer to p. 80 of your eBook) b) (3) if he answered the question correctly, what is the probability that he did not know the c) answer? Also interpret your answer. (Hint: refer to p. 81 of your eBook) (5)
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Knows the correct angwer P 055 Angwers R0 comcty by Jruess does not kmow the lorrect ang... View the full answer
Related Book For
Statistics for Management and Economics Abbreviated
ISBN: 978-1285869643
10th Edition
Authors: Gerald Keller
Posted Date:
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