Mathematics · Statistical Measures
Which of the following statements regarding statistical measures is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Standard deviation is equal to the square of variance
- 2If each value in a series is multiplied by 6, the variance remains unchanged
- 3If values in a series are negative, the standard deviation is also negative
- 4Coefficient of variation = (σ / X̄) × 100✓
Correct answer
Coefficient of variation = (σ / X̄) × 100
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