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Blackline Masters/STATISTICS USING THE SHARP EL-9600 81
Copyright © 1998, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
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 __________