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प्रश्न
Suppose that each child born is equally likely to be a boy or a girl. Consider a family with exactly three children.
Write the following events as a set and find its probability:
The event that no child is a girl
उत्तर
Let C denote the event: ‘no child is a girl’
C = {BBB}
∴ P(C) = `1/8`
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