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11 +2 +21 4. An examination consists of 10 multiple choice questions each with five possible answers of which only one i
Posted: Fri Nov 26, 2021 8:30 am
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- 11 2 21 4 An Examination Consists Of 10 Multiple Choice Questions Each With Five Possible Answers Of Which Only One I 1 (7.84 KiB) Viewed 47 times
11 +2 +21 4. An examination consists of 10 multiple choice questions each with five possible answers of which only one is correct. If a student answers all questions randomly, find the probability that a) exactly 6 questions are answered correctly b) at least seven question is answered correctly. c) at most two questions are answered correctly.