student takes a ten-question true-false quiz, but did not study and randomly guesses each answer. Find the probability that the student passes the quiz with a grade of at least 70% of the questions correct. Hint: What kind of distribution is this? Hint: How many questions (at least) must the student get correct to pass the test?
student takes a ten-question true-false quiz, but did not study and randomly guesses each answer. Find the probability that the student passes the quiz with a grade of at least 70% of the questions correct. Hint: What kind of distribution is this? Hint: How many questions (at least) must the student get correct to pass the test?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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A student takes a ten-question true-false quiz, but did not study and randomly guesses each answer. Find the probability that the student passes the quiz with a grade of at least 70% of the questions correct.
Hint: What kind of distribution is this?
Hint: How many questions (at least) must the student get correct to pass the test?
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