Asked by Molly
Assume that the test has 5 true/false questions, and 10 multiple choice questions (4 options per questions), each with exactly one correct answer.
If a student guesses randomly on each question, what is his expected score?
.5*5+10*.25
5/15?
If a student guesses randomly on each question, what is his expected score?
.5*5+10*.25
5/15?
Answers
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