Question 1 The following data shows a sample of 15 students who participated in an investigation of the effect of study time (in hours) on exam score. Determine the strength of relationship by computing the Pearson product moment correlation coefficient (r). Interpret the value obtain. Student Study time (in hours) Exam Score 1.50 54 2.75 73 3.00 70 4.50 82 5.75 91 6.00 89 5.50 75 2.25 55 3.50 60 10 4.00 70 11 6.50 65 12 2.50 50 13 3.55 58 14 3.56 60 15 6.50 75