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From a lot of 30 bulbs which include 6 d...

From a lot of 30 bulbs which include 6 defective bulbs, a sample of 2 bulbs is drawn at random one by one with replacement. Find the probability distribution of the number of defective bulbs and hence find the mean number of defective bulbs.

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XII BOARDS PREVIOUS YEAR-QUESTION PAPER 2023-Question
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