A​ multiple-choice test has six possible answers for each question. ​(a) If a student guesses at the​ answer, what is the

Question

A​ multiple-choice test has
six possible answers for each question.

​(a) If a student guesses at the​ answer, what is the probability that he or she selects the correct answer for one particular​ question?

​(​b) If the student first eliminates
one of the six possible answers and guesses from the remaining​ possibilities, what is the probability that he or she selects the correct answer to that​ question?

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Quinn 1 week 2021-09-13T02:17:14+00:00 1 Answer 0

Answers ( )

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    2021-09-13T02:18:21+00:00

    Answer:

    a. About 17% or \frac{1}{6}

    Because there is only 1 possible correct answer out of 6 choices.

    b. 20% or \frac{1}{5}

    Because now the student eliminated 1, and there is 5 choices left. But only 1 is correct.

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45:7+7-4:2-5:5*4+35:2 =? ( )