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(a) It is known that 5 men out of 100 and 25women out of 1000 are colour blind. Acolour-blind person is chosen at random.Assuming that males and females are inequal proportion, find the probability of the131person to be male. |
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Answer» Total persons = 100 +1000 = 1100 Total outcome = 1100 Colour blind man = 5 Probability of getting a blind man = 5/1100 = 0.0045 |
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