If the probability in any pregnancy of having a boy is 50%, then what is the probability of having 3 boys in a row?
A) 3/4
B) 1/4
C) 1/8
D) 1/2
E) 3/16

Question

Quizplus · Accepted Answer

The probability of having a boy or a girl is independent of the previous child's gender. Therefore, the chance of having three boys in a row would be (1/2) x (1/2) x (1/2) = 1/8, or 12.5%. Thus, the correct answer is option C.

If the Probability in Any Pregnancy of Having a Boy