elayne4444 elayne4444

26-03-2020
Mathematics

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x27% of all telephones of a certain type are submitted for service while under warranty. Of these, 63% can be repaired whereas the remaining must be replaced under warranty. If a company purchases 10 of these telephones, what is the probability that exactly 2 will end up being replaced under warranty

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26-03-2020

Answer:

I know the formula and believe I can answer the question, I just want to make sure I'm using the right probability,p from the equation bellow.

Using the equation: p(x)=(nx)px(1−p)n−x. I wanted to know if p=2/10?

Step-by-step explanation:

no steps just answer

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