measure how strong a rs between 2 or more variables is
1 of 5
what are the 3 types of correlation?
-positive
-negative
-zero/no correlation
2 of 5
what are correlation coefficients used for?
what do the number ranges from-what does this mean?
to measure the strength and nature of 2 co-variables
-1.0 and +1.0, a perfect positive correlation is +1, a perfect negative correlation is -1
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whats a scattergram?
plots the correlation on a graph
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name the evaluations of this
+ideal place to start preliminary research investigations, helping measure strength of co-variables
-cant establish a cause and effect rs as there is only a link not straight factual rs
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Other cards in this set
Card 2
Front
what are the 3 types of correlation?
Back
-positive
-negative
-zero/no correlation
Card 3
Front
what are correlation coefficients used for?
what do the number ranges from-what does this mean?
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