D 54 93 3 - 97.5 9 1406. 25 - 112.5 FA 57 94 36 1/90. 25 - 207 60 195 - 31.5 81 992. 25 - 283. 5 The equation of regression line is [y= 0. 38 33 x + 71. 95 2. A mathematics teacher would like to find out if the students' attitude toward mathematics is related to their achievement in the subject. The following sample date have been obtained. Determine if there is a relationship between the two variables. Attitude Score Achievement in XY Mathematics [Y) 48 22 48 19 47 20 20 46 17 43 21 21 42 19 41 17