A multiple choice test awards 1 point for a correct answers and penalizes 0.25 points for an incorrect answer. If you have to make a random guess and there are five possible answers, what is the expected value of guessing?
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Expert's answer
2019-05-14T09:07:26-0400
If you have to make a random guess and there are five possible answers, then the expected value of guessing is: 1 - 0.25 - 0.25 - 0.25 - 0.25 = 0 points.
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