Answer to Question #19577 in Statistics and Probability for Arohi

Question

A stats prof selected 15 students from his morning (n = 7) nd evening (n = 8) statistics classes nd recorded their midterm and final exam scores. He was interested in examining whether students performed better in the morning compared to evening classes on their final exam scores. He suspected poorer performance on the final exam compared to the midterm among those attending the morning class.

Morn Eve
Mid Fin Mid Fin
80 59 62 40
80 64 70 45
75 65 80 55
92 70 78 55
78 67 84 60
79 58 64 70
69 79 84 60
70 63
Morning class= 6 preferred multiple c
Evening class=2 preferred multiple c
Does he have evidence that 50% of the students preferred multiple choice exams in the evening class Can the instructor conclude there is relation b/w test type pref nd time of class If yes,measure strength of the relation