What are the odds against getting exactly 2 heads in 3 coin flips?
There are 3 favorable outcomes (THH, HTH, and HHT) and 5 unfavorable outcomes (all the others). The odds against getting exactly 2 heads are 5:3.
Fortunately, the odds against your new baby brother getting exactly 2 heads are significantly higher.
You've been inactive for a while, logging you out in a few seconds...