Correlations Flashcards

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1
Q

Correlation

A

correlation= relationship between 2 co variables of a scattergraph
(no cause and effect)

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2
Q

Scatter graph correlations

A

/ positive (both co variables increace)
\ negative (one co variable increaces while the other decreaces)
:•: no corrolation (no clear correlation)
n curvilinear correlarion ( goes up then down in a arc)

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3
Q

coefficient

A

coefficient
a mathmatical representation of to what degree the two results are related or linked
-1 0 and 1 are rare but tendency towards one gives info concerning the
-/+ (nature) 0-1(strength) of relationship between the scores

-1–0 = negative correlation
0 = no correlation
0-1 = positive correlation

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4
Q

hypothesis

A

≠ significant difference

= Significant relationship

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5
Q

Weakness
no cause and effect

A

we wouldn’t know what factor is the potential cause

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6
Q

Strength
easy to interperate data

A

therefore less likley to misinterperate data and come to an invalid conclusion

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