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A true-false test has 10 questions. If Lisa answers all questions by guessing, what is the probability of obtaining 8 or 9 correct answers?

A true-false test has 10 questions. If Lisa answers all questions by guessing, what is the probability of obtaining 8 or 9 correct answers?
224k views
4 votes
A true-false test has 10 questions. If Lisa answers all

questions by guessing, what is the probability of obtaining 8
or 9 correct answers?

User Jacobytes
by
7.6k points

1 Answer

4 votes

999999%

Explanation:

User Tomas Varga
by
7.4k points
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