The following table shows the scores made by nine randomly selected student nurses on final examinations in three subject areas:

Subject Area Student Number Fundamentals Physiology Anatomy 1 98 95 77 2 95 71 79 3 76 80 91 4 95 81 84 5 83 77 80 6 99 70 93 7 82 80 87 8 75 72 81 9 88 81 83 Test the null hypothesis that student nurses constituting the population from which the above sample was drawn perform equally well in all three subject areas against the alternative hypothesis that they perform better in, at least, one area. Let a ¼ :05.