Air Pollution A lot of different factors contribute to air
Chapter 12, Problem 15(choose chapter or problem)
Air Pollution A lot of different factors contribute to air pollution. One particular factor, particulate matter, was measured for prominent cities of three continents. Particulate matter includes smoke, soot, dust, and liquid droplets from combustion such that the particle is less than 10 microns in diameter and thus capable of reaching deep into the respiratory system. The measurements are listed below. At the 0.05 level of significance is there sufficient evidence to conclude a difference in means? If so, perform the appropriate test to find out where. Asia Europe Africa 79 34 33 104 35 16 40 30 43 73 43 Source: World Almanac.
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