ericgalo808
14.12.2021 •
Mathematics
Step-by-step explanation:
If you use the formula P(r)=nCrP^rq^n-r.
P is the probability of success = .25
n is the total number of questions = 8
r is the total number of questions that Johnni got correct = 3
q is the probability of getting an answer wrong = .75
Plug all of these values into the formula, and you should get roughly .208.
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Ответ:
1 apple: 24 people
2 apples: 12 people
3 apples: 8 people
4 apples: 6 people
6 apples: 4 people
8 apples: 3 people
12 apples: 2 people
24 apples: 1 person
Step-by-step explanation: