Question: The CO 2 emissions in metric tons for selected countries are shown for selected years. At Î± = 0.10, is there a difference in the

The CO₂emissions in metric tons for selected countries are shown for selected years. At Î± = 0.10, is there a difference in the means for the selected years?

1990 1980 2000 2010 291.2 578.6 991.0 564.6 202.1 468.7 131.7 321.5 290.5 613.6 470.6 451.0 235.0 302.2 560.3 414.5 198.

1990 1980 2000 2010 291.2 578.6 991.0 564.6 202.1 468.7 131.7 321.5 290.5 613.6 470.6 451.0 235.0 302.2 560.3 414.5 198.8 415.4 266.2 388.7

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