Records taken of the number of male and female births in 800 families having four children are given below: Number of Births Frequency Male Female 4 32 3 178 2 2 290 3 236 4 64 800 Test whether the data are consistent with the hypothesis that the binomial law holds and the chance of the male birth is equal to that of a female birth.

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A: Probability = Number of favorable event/ total trial

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