In 1800, the wood bison population in North America was estimated at 168 000. The population declined to only about 250 animals in 1893. That year, Wood Buffalo National Park was established on the Alberta/Northwest Territories border. In 2006, there were about 5600 bison in the park.

Question

1. What was the average rate of change in the bison population from 1800 to 1893? Describe the meaning of this rate.

2. What was the average rate of change in the bison population from 1893 to 2006? Describe the meaning of this rate.

Answer 1

1807.1