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ipn [44]
3 years ago
10

A multiple choice test consists of six questions, each of which has four choices. Each question has exactly one correct answer.

Mathematics
1 answer:
mario62 [17]3 years ago
6 0
To get 4 or fewer correct, at least 2 answers have to be wrong. And the probability of that is:
3/4 x 3/4=9/16
1-9/16=probability that 4 or fewer are correct=7/16 ☺☺☺☺
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