9. A multiple choice test with 20 questions is given. Each question has four choices, with exactly one of the choices being the correct answer. Using the binompdf or binomcdf function of the calculator, find the probability of randomly guessing and getting exactly 5 questions correct. 10. Using the same information in #9, find the probability of randomly guessing and getting at most 5 questions correct.
9. A multiple choice test with 20 questions is given. Each question has four choices, with exactly one of the choices being the correct answer. Using the binompdf or binomcdf function of the calculator, find the probability of randomly guessing and getting exactly 5 questions correct. 10. Using the same information in #9, find the probability of randomly guessing and getting at most 5 questions correct.
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 41CT: On a game show, a contestant is given the digits 3, 4, and 5 to arrange in the proper order to form...
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Transcribed Image Text:9. A multiple choice test with 20 questions is given. Each question has four choices, with exactly
one of the choices being the correct answer. Using the binompdf or binomcdf function of the
calculator, find the probability of randomly guessing and getting exactly 5 questions correct. 10.
Using the same information in #9, find the probability of randomly guessing and getting at most 5
questions correct.
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