2 You wish to study the relationship of going to the library and GPA. You set up a study by asking 100 students how many times they go to the library in a week and what their GPA is. You set up 3 categories of library usage and 4 categories of GPA and cross classify how many students fit into each category. What test should you use? 3. The entering SAT scores of 100 first-year students and their high school grade point averages are recorded. You also record their college GPA after their first semester. Suppose you wish to use this data to make a prediction linear equation for GPA after the first semester for next year's entering class. What type of statistical analysis would be appropriate? Just give the name or type of test. 4. The sugar content is measured in randomly selected samples of each of four brands of a certain type of breakfast cereal. a. How should you analyze the data if the data is normal? b. How should you analyze the data if the data is not normal