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A group of researchers took a fair sampl...

A group of researchers took a fair sample of 1972 children from the general population and found that there are 1000 boys and 972 girls, then what is the probability that a child born will be a girl?

A

`243/250`

B

`250/257`

C

`9/10`

D

`243/493`

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The correct Answer is:
D
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