#569
同埋睇outcome 2
https://towardsdatascience.com/conditional-probability-with-python-concepts-tables-code-c23ffe65d110
The probability of at least one children being a girl is:
(1/4) + (1/4) + (1/4) = 3/4
So:
P(1st Child = Girl, 2nd Child = Girl) / P(“at least one child is a girl”)(1/4) / (3/4) = (1/4) * (4/3) = (4/12) = 1/3 or roughly 33%