7. Correlation and Regression Flashcards Preview

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Flashcards in 7. Correlation and Regression Deck (8)
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1

Correlation can be... and also...

Positive or negative,
& Strong or weak

2

PMCC

Pearson's Product Moment Correlation Coefficient

3

Scale of
PMCC

-1≤r≤1

4

R interpretation for 0.9 - 1

Very strong

5

0.7-0.9

Strong

6

0.5-0.7

Moderate

7

0.3-0.5

Weak

8

0-0.3

No correlation