SOLUTION: The following are the scores of 15 students obtained in the midterm and final examinations in a course in probability and statistics. Midterm Exam, x 70 50 80 75 90 85 60

Question 1162466: The following are the scores of 15 students obtained in the midterm and final examinations in a course in probability and statistics.
Midterm Exam, x 70 50 80 75 90 85 60 80 65 C0 85 80 70 65 40
Final Exam, y 85 60 75 80 90 75 50 75 75 50 75 90 65 55 60
(i) Find the equation of the least square line to fit these data, (ii) Estimate the final examination scores of a student who received a score of 74 in the midterm examination.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
There is a CO in the x data. Could you put in the number, for otherwise the line will be probably different from the answer expected.
RELATED QUESTIONS
The following are the scores of 15 students obtained in the midterm and final... (answered by Boreal)

The following are the scores of 15 students obtained in the midterm and final... (answered by ikleyn)

The following are the scores of 15 students obtained in the midterm and final... (answered by rothauserc)

b) The following are the scores of 15 students obtained in the midterm and final... (answered by ikleyn)

The regression equation below relates the scores student in an advanced statistics course (answered by Boreal)

Question 1 Suppose you are taking a course in which your grade is determined from five... (answered by stanbon)

there are 300 students enrolled in business statistics.historically, exam scores are... (answered by ewatrrr)

In order to receive a B in a special course, it is necessary to get an average of 80%... (answered by jorel555)

To earn an A in a course, a boy must have a final average of at least 84%. On the... (answered by josgarithmetic,math_tutor2020,greenestamps)