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Why must the two values in a bivariate pair come from the same individual or item?
A
Larger values of one variable tend to accompany larger values of the other.
B
The explanatory variable is usually plotted on the horizontal axis, while the response variable is usually plotted on the vertical axis.
C
Otherwise the pairing is meaningless.
D
Correlation describes the direction of an association, while closeness to the trend describes its strength.
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2.5.4 Data presentation and interpretation Flashcards
22 flashcards on CCEA A Level Maths 2.5.4 Data presentation and interpretation: the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.