In a study of 100 cases of colon cancer in women, there were 200 age- and race-matched controls. the suspected etiologic factor was higher-than-average consumption of red meat. the absolute risk of colon cancer in persons with this level of consumption is:

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales