Use this set up to calculate the numbers for the formula. The Excel formulas are already set up to sum the three columns

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.4: Mathematical Induction
Problem 41E
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Use this set up to calculate the numbers for the formula. The
Excel formulas are already set up to sum the three columns
Price
Demand
y
ху
1
70
36
2
80
23
90
12
4
100
16
110
14
120
10
7
130
5
8
140
Total
840
118
sums
n(Exy) – (Ex)(Ey)
r =
V[n(Ex²) – (Ex)²] [n(Ey²) – (Ey)²]
Transcribed Image Text:Use this set up to calculate the numbers for the formula. The Excel formulas are already set up to sum the three columns Price Demand y ху 1 70 36 2 80 23 90 12 4 100 16 110 14 120 10 7 130 5 8 140 Total 840 118 sums n(Exy) – (Ex)(Ey) r = V[n(Ex²) – (Ex)²] [n(Ey²) – (Ey)²]
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