In Exercises 15 and 16, use the data set from Appendix B.
Chapter 11, Problem 16(choose chapter or problem)
In Exercises 15 and 16, use the data set from Appendix B. Secondhand Smoke Refer to Data Set 9 in Appendix B and use the measured serumcotinine levels (in mg/mL) from the three groups of subjects (smokers, nonsmokers exposedto tobacco smoke, and nonsmokers not exposed to tobacco smoke). When nicotine isabsorbed by the body, cotinine is produced. Use a 0.05 significance level to test the claim thatthe three samples are from populations with the same mean. What do the results suggest aboutthe effects of secondhand smoke?
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