It is believed that a student's class performance is directly related to his/her class attendance. A sample of 11 students were monitored and follow results were recorded.

Class Attendance (	2	3	1	7	5	8	1	2	6	9	4
Performance ()	72	59	50	68	76	78	58	50	75	80	70

Define the terms regression and correlation analysis(4 marks)

From the least square model determine parameters and, with an interpretation of your model (12 marks)

If a student attended 11 classes, predict the performance of this student (4 marks)

Plot out a scatter graph (3 marks)