Mathematics · Correlation Coefficient
If x and y are two random variables and a, b, c, d are any constants provided a ≠ 0, c ≠ 0, then the correlation coefficient between ax + b and cy + d is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1r(ax + b, cy + d) = ac|ac| r(x,y)✓
- 2r(ax + b, cy + d) = |acbd| r(x,y)
- 3r(ax + b, cy + d) = acbd r(x,y)
- 4r(ax + b, cy + d) = abcd r(x,y)
Correct answer
r(ax + b, cy + d) = ac|ac| r(x,y)
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