Question: Nationwide the shares of carbon emission for the year 2000 are transportation, 33%; industry, 30%; residential, 20%; and commercial 17%. A state hazardous materials official wants to see her state is the same. Her study of 300 emission sources finds transportation, 36%; industry, 31%; residential, 17%; and commercial, 16%. At α = 0.05, is the distribution the same as nationwide reported.
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