Moderate
Geometric means of X1 and X2 is________________?
Correct answer: D. X1×X2−−−−−−−√
- A. X1+X2
- B. X1+X2x
- C. X1+X2−−−−−−−√
- D. X1×X2−−−−−−−√
- E. X1−−−√+X2−−−√
Explanation
For two values, the geometric mean is the square root of their product, √(X₁X₂). Adding the values gives the arithmetic mean expression, not the geometric mean.
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