L4 Flashcards

1
Q

Positive correlation

A

One variable increases other variables increase

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2
Q

Negative correlation

A

One variable increases other variables decrease

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3
Q

No correlation

A

No relationship between the two variables

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4
Q

Correlation evaluation

A

(+) establish strength of relationship between two variables
(+) investigate things that can’t be manipulated experimentally
(+) once correlation has been conducted predictions can be made
(-) can’t demonstrate cause and effect
(-) may not be correlation between two variables but a third unknown influences both
(-) doesn’t detect curvilinear relationships

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