Mathematics, 06.04.2020 02:58 kevinvalencia01
A student takes a 21- question, multiple-choice exam with four choices for each question and guesses on each question. Assume the variable is binomial.
Find the probability of guessing at least 10 out of 21 correctly.
Answers: 3
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A student takes a 21- question, multiple-choice exam with four choices for each question and guesses...
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