A study was conducted to detemine whether a the final grade of a student in an introductory psychology course is linearly related to his or her performance on the verbal ability test administered before college entrance. The verbal scores and final grades for 1010 students are shown in the table below.

Student	Verbal Score	Final Grade
11	5757	6464
22	4747	5555
33	5050	6464
44	2727	3131
55	6464	7979
66	4040	4646
77	3939	4343
88	7575	9292
99	6565	7575
1010	7878	9797

Find the least squares line.

=^= ++