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The incidence of occupational disease is...

The incidence of occupational disease is such that on the average 20% of workers suffer from it. If 10 workers are selected at random, find the probability that exactly 2 workers suffer from the disease.

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The correct Answer is:
0.44 (approx)
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CHHAYA PUBLICATION-PROBABILITY-SAMPLE QUESTIONS FOR COMPETITIVE EXAMS
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  2. If A and B are two independent events of a random experiment and P(A) ...

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  4. If A and B are two mutually exclusive events, then-

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  8. If A,B and C are three independent events such that P(B) = (3)/(2)P(A)...

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  9. An ubiased die is thrown, getting an even number is 3 times the probab...

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