correlations

?
as one co-variable increases so does the other
positive correlation
1 of 6
as one co variable increases the other decreases
negative correlation
2 of 6
when there is no relationship between the co-variables
zero correlation
3 of 6
data collected by others
secondary data
4 of 6
another untestable variable may be causing the relationship between the two co variables
third variable problem
5 of 6
there may be other variables than just the two that are being tested which may influence the variables
intervening variable
6 of 6

Other cards in this set

Card 2

Front

as one co variable increases the other decreases

Back

negative correlation

Card 3

Front

when there is no relationship between the co-variables

Back

Preview of the front of card 3

Card 4

Front

data collected by others

Back

Preview of the front of card 4

Card 5

Front

another untestable variable may be causing the relationship between the two co variables

Back

Preview of the front of card 5
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