Statistics, Data Analysis and Probability for Grade 11, Problem ID: 5380

Statistics, Data Analysis and Probability K11Leslie Green asks: "In a large village community there are regularly women giving birth to triplets, but surprisingly never twins.
The average number of babies per mother is 1.9
The local nurse visits the next recent mother on her list.

Which is the most probable number of babies she will find?"


2131 or 3 with exactly equal probability