Every year, the veterinary hospital at a major research university treats a number of horses that have stones called enteroliths in their guts. A sample of 20 years shows that, on average, about 2% of horses presenting at the veterinary hospital are treated for enteroliths. In the long run, the probability that a horse arriving at the veterinary hospital has enteroliths is:
A)0.05.
B)0.02.
C)0.5.
D)The answer cannot be determined from the information given.

Question

Quizplus · Accepted Answer

The information given in the problem states that on average about 2% of horses presenting at the veterinary hospital are treated for enteroliths. Therefore, the probability that a horse arriving at the veterinary hospital has enteroliths is 0.02 or 2%.

Every Year, the Veterinary Hospital at a Major Research University