Mathematics, 04.07.2020 22:01 ItsLeyArt
A student takes a 10-question, multiple-choice exam with possible answers as a, b, c, and d for each question and
guesses on each question.
(a) Find the probability of guessing 9 out of the 10 correctly. (10-pt)
(b) Find the mean (4-pt)
(c) Find the variance (4-pt)
(d) Find the standard deviation
Answers: 2
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A student takes a 10-question, multiple-choice exam with possible answers as a, b, c, and d for each...
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