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April 18, 2014

Homework Help: PROBABILITY MATH

Posted by HM on Wednesday, November 9, 2011 at 4:18am.

An unprepared student makes random guesses for the ten true-false questions on a quiz. Find the probability that there is at least one correct answer.

Could some one please help me?
And explain to me how they got the answer?

and is there another way besides the tree method?

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