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Correlation
Does correlation imply causation?
No correlation does not imply causation. It implies covariation. It should never be interpreted as implying causes and effect relation.
Some More Questions From Correlation Chapter
If rxy is positive the relation between X an Y is of the type:
If rxy = 0 the variable X and Y are:
Of the following three measures which can measure any type of relationship:
If precisely measured data are available the simple correlation coefficient is:
Why is r preferrred to co-variance as a measure of association?
Can r lie outside -1 and 1 range depending on the type of data?
Does correlation imply causation?
When is rank correlation more precise than simple correlation coefficient?
Does zero correlation mean independenc?
Can simple correlation coefficient measure any type of relationship?
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Mock Test Series
Mock Test Series