A sample of 500 college students participated in a study designed to evaluate the level of college students’ knowledge of a certain group of common diseases. The following table shows the students classified by major field of study and level of knowledge of the group of diseases:

Knowledge of Diseases Major Good Poor Total Premedical 31 91 122 Other 19 359 378 Total 50 450 500 Do these data suggest that there is a relationship between knowledge of the group of diseases and major field of study of the college students from which the present sample was drawn?

Let a ¼ .05.