graduate admissions question 1 when preparing for a graduate school entrance exam some students decided to reread notes from their previous classes while others designed critical thinking questions to test themselves. to determine which exam preparation technique was superior researchers measured the % of students in each group that were given offers of admission to graduate school. the researchers were surprised to find that both groups had a 20% admittance rate. based on the above data can you use the independent variable to predict the dependent variable?