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Trevor, who is a lousy English student in high school, fails 35% of all of the English tests he's ever written. This year, his English

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Trevor, who is a lousy English student in high school, fails 35% of all of the English tests he's ever written. This year, his English course will have 8 tests. a) What is the probability that he'll fail at least 2 of his 8 tests? b) What is the expected number of tests that he'll fail? c) What is the probability that the first test he fails is the 4th test

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