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A true/false test has 20 questions on it. What is the probability that you get at least 18 right by purely guessing?
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5 votes
A true/false test has 20 questions on it. What is the probability that you get at least 18 right by purely guessing?

User Feras Al Sous
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1 Answer

5 votes

Answer:

I would say if your lucky 6/20 but if not 4/10

User Arash HF
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