alleryIf r = 0.6 and one regression coefficient is 0.9, the other regression coefficient is
A0.6
B0.4
C1.0
D0.5
Answer & Solution
Correct answer: B. 0.4
1. r^2 = byx * bxy, so 0.36 = byx * bxy.
2. If one b = 0.9, the other = 0.36 / 0.9.
3. = 0.4.
4. So the other regression coefficient is 0.4.
_Source: ICAI BoS Foundation Paper 3, Ch 17 'Regression', p.12_
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