The authors of the paper The Relationship of Field of
The authors of the paper “The Relationship of Field of Study to Current Smoking Status Among College Students” (College Student Journal [2009]: 744–754) carried out a study to investigate if smoking rates were different for college students in different majors. Each student in a large random sample of students at the University of Minnesota was classified according to field of study and whether or not they had smoked in the past 30 days. The data are given in the accompanying table.
a. Is there evidence that field of study and smoking status are not independent? Use the Minitab output on the next page to test the relevant hypotheses using a 5 .01.
b. Write a few sentences describing how the smoking status categories are related to field of study.
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