A certain force (x) is applied to a wire and the elongation of the wire is recorded (y). The following data were recorded: Force (x) Elongation (y) 1 24.5 2 40 3 46 14 81.5 5 70 6. 89.5 a. Find the sum of the Xs. b. Find the sum of the Ys. c. Find the sum of the Xs squared. d. Find the sum of the Ys squared. e. Find the sum of the XYs. f. Find the slope of the line of best fit. g. Find the y intercept.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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A certain force (x) is applied to a wire and the elongation of the wire is recorded (y). The following data were recorded:
Force (x) Elongation (y)
1
24.5
2
40
46
14
81.5
70
89.5
a. Find the sum of the Xs.
b. Find the sum of the Ys.
C. Find the sum of the Xs squared.
d. Find the sum of the Ys squared.
e. Find the sum of the XYs.
f. Find the slope of the line of best fit.
g. Find the y intercept.
Transcribed Image Text:A certain force (x) is applied to a wire and the elongation of the wire is recorded (y). The following data were recorded: Force (x) Elongation (y) 1 24.5 2 40 46 14 81.5 70 89.5 a. Find the sum of the Xs. b. Find the sum of the Ys. C. Find the sum of the Xs squared. d. Find the sum of the Ys squared. e. Find the sum of the XYs. f. Find the slope of the line of best fit. g. Find the y intercept.
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