Q1) Using variables below, (1) mention all research questions that would be replied with a Two Way ANOVA test, (2) make null hypotheses for these questions, (3) prepare corresponding research hypotheses, and (4) name 3 effects that will be tested.

College GPA, graduation status (graduated on time, didn't graduate on time, didn't graduate at all), and involvement in campus life (involved vs. not involved)

 2) Research at University of Toledo points out that 50 percent of students change their major area of study after their 1st year in a program. Random sample of 100 students in College of Business disclosed that 48 had changed their major area of study after their first year of program. Has there been a noteworthy decrease in proportion of students who change their major after first year in this program? Test at.05 level of significance.