The range of the correlation coefficient is from -1 to 1. Our result is 0.5298 or 52.98%, which means the variables have a moderate positive correlation

Assignment # 6 Find the value of the correlation coefficient of the given table.

Student Study time Test score x 2 y 2 xy x y 1 60 67 2 40 61 3 50 73 4 65 80 5 35 60 6 40 55 7 50 62 8 30 50 9 45 61 10 55 70 ∑ x = ∑ y = ∑ x 2 = ∑ y 2= ∑ xy = ​