Asked by Katherine

you take a three-question multiple-choice test.each question has four choices.you don't know any of the answers. what is the experimental probability that you will guess exactly two out of three correctly

please help me i am confused
Answered by PsyDAG
The chance of getting an item right = 1/4. The chance of getting it wrong = 3/4.

The probability of getting 2 right and one wrong is found by multiplying the individual probabilities.
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