MathematicsHardHigh School (11–12)Statistics and Probability › Conditional Probability and Bayes' TheoremAPA-LevelIBAEEE (Amrita)AMUEEEAP EAPCET
Created by StemPy LabA visitor knocks at the door of a house with two children. One of the two children, chosen at random, opens the door, and it is a girl. Each child is equally likely to be a girl or a boy, independently of the other. What is the probability that both children are girls?
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