Assignment 2

Twelve administrative trainees in a company took an aptitude test in two parts, one designed to test ability to do appropriate calculations and the other designed to test skill in interpreting results. Their scores were as follows:

Trainee A B C D E F G H J K L M

Calculation Score 23 56 74 29 82 45 36 51 60 55 52 88

Interpretation Score 16 38 65 39 32 51 11 19 47 54 43 50

Required: Obtain the interpretation on calculation regression line, using the method of least squares