n Q TT 10.1. REGRESSION 351 9. Cigarette smoking and cancer have been linked. The number of deaths per one hundred thousand from bladder cancer and the number of cigarettes sold per capita in 1960 are in table #10.1.11 ("Smoking and cancer," 2013). Create a scatter plot and find a regression equation between number of cigarettes smoked and number of deaths from bladder cancer. Then use the regression equation to find the number of deaths from bladder cancer when the cigarette sales were 20 per capita and when the cigarette sales were 6 per capita. Which number of deaths that you calculated do you think is closer to the true number? Why? Table #10.1.11: Number of Cigarettes and Number of Bladder Can- cer Deaths Cancer