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Nostrana [21]
3 years ago
14

A chimp is taking a multiple - choice test of course the chip can't read and his guessing for every question. If there are 4 cho

ices for each question, and there 84 questions on the test, how many questions can we expect the chimp to answer correctly? There is a25% chance that the chimp will guess correctly
Mathematics
1 answer:
tia_tia [17]3 years ago
6 0

Answer:

21

Step-by-step explanation:

He will guess correctly 25% of the time.

He has 84 questions

25% of 84

.25 * 84

21

We should expect that he will get 21 questions correct

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