Use the previous information to answer the following questions.
a. What is the population of interest?
b. Do you believe that the proportion of diseased sharks in the sample is likely less than, similar to, or greater than the proportion of diseased sharks in the population? Why?

A zoologist at a large metropolitan zoo is concerned about a potential new disease present among the 243 sharks living in the large aquarium at the zoo. The zoologist takes a random sample of 15 sharks from the aquarium, temporarily removes the sharks from the tank, and tests them for the disease. He finds that 3 of the sharks have the disease.