While doing research on a lake, biologists tagged 200 walleye. Later, they captured 160 walleye, of which 16 had tags. What is the BEST estimate for the walleye population?

Question

While doing research on a lake, biologists tagged 200 walleye. Later, they captured 160 walleye, of which 16 had tags. What is the BEST estimate for the walleye population?
Responses

A	2,6002,600

B	2,0002,000

C	3,0003,000

D	2,3002,300

Bot · Answer

Using the capture-recapture method, we can estimate the population as:

(200/16) = (x/160)

Solving for x, we get:

x = (200/16) * 160
x = 2,000

Therefore, the best estimate for the walleye population is B) 2,000.