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QUESTION #3. [6 points] It known that the estimated annual probability that a women over the age of 35 dies of lung cancer equals 0.002 for current smokers and 0.0001 for nonsmokers. a) [4 points] Calculate the difference of proportions and the relative risk. Which measurement is more informative for these data? Justify your answer. b) [2 points] Calculate and interpret the odds ratio. 1 | Page