countries in the world. Figure A7 provides this same data in a bar graph. The height of the bars corresponds to

the population of each country. Although you may know that China and India are the most populous countries

in the world, seeing how the bars on the graph tower over the other countries helps illustrate the magnitude of

the difference between the sizes of national populations.
512 A • The Use of Mathematics in Principles of Economics

FIGURE A7 Leading Countries of the World by Population, 2015 (in millions) The graph shows the 12 countries of

the world with the largest populations. The height of the bars in the bar graph shows the size of the population for

each country.

Country

Population

China

India

1,369

1,270

United States 321

Indonesia

255

Brazil

Pakistan

Nigeria

204

190

184

Bangladesh

158

Russia

Japan

Mexico

146

127

121

Philippines

101

TABLE A5 Leading 12

Countries of the World by

Population
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