Finding the relationship between the final exam grades of students enrolled in Class 1 and the first exam grade for students enrolled in Class 2 in college.
data (in percentages) are listed below.
Class 1 final: 88, 78, 73, 75, 95, 91, 83, 86,100
Class 2 exam #one: 81, 80, 55, 78, 90, 90, 79, 80, 98
How can I find out what the equation of the regression line?
What is a Prediction from Class 2 exam score for a student who receives an 88 on the Class 1 final?
What is a Prediction from Class 2 exam score for a student who receives an 62 on the Class 1 final?
Would a Scatter plot help me to help narrow down my answers?