Stan and Samantha are the proud parents of three little girls. They decide to have one more child because it seems like they are due to have a boy. Stan and Samantha think that most families have both boys and girls therefore they figure the probability the next child will be a boy is high. Stan and Samantha:

Question

Quizplus · Accepted Answer

Stan and Samantha have confused representativeness with probability because they believe that having three girls increases the likelihood of having a boy next, which is a misunderstanding of independent probabilities. Each child's sex is an independent event with a 50% chance for either gender.

Stan and Samantha Are the Proud Parents of Three Little