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प्रश्न
Bring out the inconsistency, if any in the following :
bYX + bXY = 1.30 and r = 0.75
योग
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उत्तर
Given : byx + bxy = 1.30
r = 0.75
We have for regression coefficient
`|("b"_"yx" + "b"_"xy")/2| >= "r"`
`therefore |1.30/2| = 0.65`
and r = 0.75
`therefore |("b"_"yx" + "b"_"xy")/2| < "r"`
∴ data is inconsistent.
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Regression Coefficient of X on Y and Y on X
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