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To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6...Asked by AmmanJordan
To get an A grade on the test, you need a total score of more than 16 points. One of the students knows the correct answer to 6 of the 20 questions. The rest she guesses at random by tossing a coin (one toss per question, as in 4B). What is the chance that she gets an A grade on the test?
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Melo
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