Q.11 The experience of births at a maternity hospital over a long period of time indicates that the babies born are boys and girls in equal number. If in a particular week 8 pregnant women are admitted to the hospital, determine the (i) there will be an equal number of boys and girls (ii) there will be at least 7 girls. probability that:

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Ans. (i) 992/3125, (ii) 2072/3125.
Q.11 The experience of births at a maternity hospital over a long period of time
indicates that the babies born are boys and girls in equal number. If in a
particular week 8 pregnant women are admitted to the hospital, determine the
probability that:
(i) there will be an equal number of boys and girls
(ii) there will be at least 7 girls.
Ans. (i) 0.2734 (ii) 0.0352
Transcribed Image Text:Ans. (i) 992/3125, (ii) 2072/3125. Q.11 The experience of births at a maternity hospital over a long period of time indicates that the babies born are boys and girls in equal number. If in a particular week 8 pregnant women are admitted to the hospital, determine the probability that: (i) there will be an equal number of boys and girls (ii) there will be at least 7 girls. Ans. (i) 0.2734 (ii) 0.0352
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