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A multiple choice exam has 100 questions Each question has four

A multiple-choice exam has 100 questions. Each question has four choices.

(a) What mini- mum score should be required to reduce the chance of passing by random guessing to 5 percent?

(b) To 1 percent?

(c) Find the quartiles for a guesser.

(a) What mini- mum score should be required to reduce the chance of passing by random guessing to 5 percent?

(b) To 1 percent?

(c) Find the quartiles for a guesser.

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