Hypothetical Study of Alcohol Consumption and Breast Cancer: You conduct a study to determine whether breast cancer in African-American and Hispanic women living in the Chicago area is associated with drinking alcohol.

Study Design -

?With help from the Illinois State Cancer Registry, you identify 250 cases of breast cancer in African-American women and 250 cases in Hispanic women diagnosed in January of 2018.

?Next, you identify 500 African-American and Hispanic women without a history of breast cancer from a list of persons responding to a Chicago area health survey administered in January of this year.

?Drinking habits during the previous 5 years are compared, and the results are shown below:

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