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A factory produces bulbs. The probabilit...

A factory produces bulbs. The probability that any one bulb is defective is `1/50` and they are packed in 10 boxes. From a single box, find the probability that
(i) none of the bulbs is defective.
(ii) exactly two bulbs are defective.
(iii) more than 8 bulbs work properly.

Text Solution

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The correct Answer is:
(i) `((49)/(50))^(10) (ii) 45 xx ((1)/(50))^(10) xx (49)^(8) (iii) (59 (49)^(9))/((50)^(10))`
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