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Copyright © 2016 Dept. of Statistics and Data Sciences, UT Austin 3. A study was conducted to compare the resting pulse rate among smokers and non-smokers. The data are summarized in the table below. The pulse rate distribution in each group can be assumed to be normal, and equal population variances can be assumed in the two groups. Resting pulse rate (bpm) Group Sample size Mean Smokers 35 82.1 Non-smokers 40 73.7 Conduct the appropriate test to see if the mean resting pulse rate for smokers and non-smokers is the same or not. Show all of your work and include all steps for full credit. (4pt) Given: °± ² ̅ 1 −² ̅ 2 = 4.5

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