Blackline Masters/STATISTICS USINGTHE SHARP EL-9600 81

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Activity 1 Calculate and plot the regression line.

X Y
43 55
49 63
38 50
52 64
36 49
1. y= ax + b= _______________
2. r= _______________
3. Sketch the scatter diagram and
regression line overlay.

Activity 2 Calculate and plot the regression line.

X Y
100 51
98 39
109 45
119 50
121 41
1. y= ax + b= _______________
2. r= _______________
3. Sketch the scatter diagram and regression line overlay.
LINEAR REGRESSIONS
8.3
NAME _____________________________________________________ CLASS __________ DATE __________