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Cigarettes: In the attached data on Cigarettes, consider the correlation between tar and nicotine content (don't forget the scatterplot). Based on your analysis, can researches

  1. Cigarettes: In the attached data on Cigarettes, consider the correlation between tar and nicotine content (don't forget the scatterplot). Based on your analysis, can researches reduce their laboratory expenses by measuring only one of these two variables?

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