Question

Question 12 0.05 pts Cigar smoking and cancer. The Journal of the National Cancer Institute (Feb. 16, 2000) published the results of a study that investigated the association between cigar smoking and death from tobacco-related cancers. Data were obtained for a national sample of 137,243 American men. The results are summarized in the table below. Each male in the study was classified according to his cigar-smoking status and whether or not he died from a tobacco-related cancer. Died from Cancer Cigars Yes No Totals Never Smoked Former Smoker Current Smoker 782 120,747121,529 7848 7866 7,757 7.725 Totals ,014 136,229 37243 Based on Shapiro, J.A. Jacobs, E. J., and Thun, M. J. "Cigar smoking in men and risk of death from tobacco-related cancers." Journal of the National Cancer Institute, Vol. 92, No, 4, Feb. 16, 2000 (Table 2). Find the probability that a randomly selected man never smoked cigars and died from cancer. Use 4 significant decimal places for your answer, and use the proper rules of rounding. I am looking for just the answer, not the equation. Question 13 0.05 pts Cigar smoking and cancer. The Journal of the National Cancer Institute (Feb. 16, 2000) published the results of a study that investigated the association between cigar smoking and death from tobacco-related cancers. Data were obtained for a national sample of 137,243 American men. The results are summarized in the table below. Each male in the study was classified according to his cigar-smoking status and whether or not he died from a tobacco-related cancer Died from Cancer Cigars Totals 782 120,74721,529 7866 137243 No Never Smoked Former Smoker Current Smoker 7.757 7.725 91 Totals 1,014 136,229 Based on Shapiro, J.A., Jacobs, E. J., and Thun, M. J."Cigar smoking in men and risk of death from tobacco-related cancers" Journal of the National Cancer Institute, Vol.92, No. 4, Feb 16 2000 (Table 2). Find the probability that a randomly selected man was a former cigar smoker and did not die from cancer. Use 4 significant decimal places for your answer, and use the proper rules of rounding. I am looking for just the answer, not the equation.

Answer 1

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