The following graph shows the population growth rates of the 204 countries recognized by the United Nations. Growth rate is measured as the average annual percent change in the total human population between 2000 and 2004 (United Nations Statistics Division 2004).

a. Identify the type of graph depicted.

b. Explain the quantity along the y-axis.

c. Approximately what percentage of countries had a negative change in population?

d. Identify by eye the 0.10, 0.50, and 0.90 quantiles of change in population size.

e. Identify by eye the 60th percentile of change in population size.

Transcribed Image Text:

Cumulative relative frequency 1.0 0.8 0.6 - 0.4 0.2 - 0 -1 1 2 3 4 Annual percent change in human population 0 5