C D G H 2 1 use two way anova test to determine if the type of coffee drank the day of the exam can effect the students score. Use a 90% level of significance 3 Exam scores scores with s scores with Decaffeinated coffee 4 100 100 76 5 99 97 67.4 6 82 100 78 7 76.5 89.75 99 8 89 79 98 9 97 83.5 95 10 68 93 100 11 81 94.3 100 12 80.4 100 94.6 13 14 15 16 Hypothesis statement: type of test: conclusion: