Statistical Treatment of Data (EX)(EY) EXY – (E)²) (2y² (EY)²| EX² - -
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
What is the missing formula?
Transcribed Image Text:Statistical Treatment of Data
EXY– EX(E)
V (2x - Ex)²
(EY²
(EY)²
EX.
Σ
Where:
r= Pearson r
Ex - sum of scores in X distribution
EY = sum of scores in Y distribution
Ex² = sum of the squared scores in X distribution
EY² = sum of the squared scores in Y distribution
EXY = sum of the products of paired X and Y scores
N= number of paired X and Y scores (subjects)
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