EXERCISE 30 A couple is planning on having three children. Assuming that each child is equally likely to be of either sex and that the sexes of the children are independent, find the probability that all three children will be girls.

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A: The detailed solution is given below Thank you

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A: From the given information, P(A and B)=0.4, P(A)=0.7 and P(B)=0.6

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Q: Va +b # Va + VE 9. V16 +9 # V16 + v9 V25 + V16 + Vg 5 # 4+3

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A: From the provided information, The events A and B are independent.

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Q: 2. VI MIN

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A: See the attachment

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A: Recurrence relation

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