Do students perform the same when they take an exam alone as when they take an exam in a classroom setting? Eight students were given two tests of equal difficulty. They took one test in a solitary room and they took the other in a room filled with other students. The results are shown below. Exam Scores Alone 71 88 74 72 67 99 84 82 Classroom 78 91 81 83 84 99 92 94 Assume a Normal distribution. What can be concluded at the the a = 0.10 level of significance level of significance? For this study, we should use t-test for the difference between two dependent population means a. The null and alternative hypotheses would be: Houd H ud b. The test statistic t = Tho (Dioaco che 0 (please enter a decimal) 0 (Please enter a decimal) (please show your answer to 3 decimal places.)