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A bag contains 4 balls out of which some balls are white . If probability that a bag contains exactly i ball is proportional to i2. A ball is drawn at random from the bag and found to be white, then the probability that bag conatins exactly 2 white balls is p then 25p is |
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Answer» A bag contains 4 balls out of which some balls are white . If probability that a bag contains exactly i ball is proportional to i2. A ball is drawn at random from the bag and found to be white, then the probability that bag conatins exactly 2 white balls is p then 25p is |
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