A sample of 4 different calculators is randomly selected from a group containing 14 that are defective and 34 that have no defects. What is the probability that a sample of four calculators from this batch

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Uri asked Mar 20, 2022

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Mathematics
high-school

Uri asked Mar 20, 2022

by Uri

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1 Answer

23 votes

Answer:

below

Explanation:

P (at least one defective) = 1 - P(all calculators work)

−

(

)

−

1827

10879

9052

10879

≈

0.832

Fruitloaf answered Mar 26, 2022

by Fruitloaf

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