Problema Solution
a game warden cathces, tags, and then releases 15 zebras. a month later a sample of 20 zebras is collected and 6 of them have tags. use this information to estimate the size of zebra population in that area.
a sample of 125 spark plugs contained 4 defective spark plugs. how many defective spark plugs woild you expect to find in a sample of 500
Answer provided by our tutors
We assume the size of zebra population in that area is X.
The equation is
6/20 = 15/X
X = 50
So the size of zebra population in that area is 50