10.3. CONTINGENCY TABLES 177 Math 150 Homework 10.3 Name: Date: 1.- An instructor wishes to see if the way people obtain information is independent of the educational background. A survey of high school and college graduates yielded this information. At a 0.05, test the claim that the way people obtain information is independent of their educational background. T.V Newspaper Internet High School 100 70 130 College 80 120 100