You are studying mate preferences in the Crested Guan (Penelope purpurascens) of Costa Rica. You randomly sample 90 males and 90 females. How many possible male

Question

You are studying mate preferences in the Crested Guan (Penelope purpurascens) of Costa Rica. You randomly sample 90 males and 90 females. How many possible male-female couples are there in your sample?

Answer 1

Each of the 90 males can be coupled with 90 females.

90 · 90 = 8100.