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In taking a multiple-choice test, there are four possible answers for each problem, only one of which is correct. Assume that someone guesses randomly on all 25 problems.

In taking a multiple-choice test, there are four possible answers for each problem, only one of which is correct. Assume that someone guesses randomly on all 25 problems.
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2 votes
In taking a multiple-choice test, there are four possible answers for each problem, only one of which is correct. Assume that someone guesses randomly on all 25 problems.

asked
User Rich Tebb
by
8.8k points

1 Answer

6 votes
Total number of events
4^25

Probabilty to get all 25 randomly,

1^(4^25)
answered
User Babak
by
8.1k points
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