Multiple choice six-sigma green-belt

Spread of a skewed data is represented by

  1. Span

  2. Standard Deviation

  3. Range

  4. Stability Factor
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

For skewed data distributions, parametric measures like standard deviation are heavily influenced by outliers and skewness, making the range or non-parametric spread measures more appropriate. The range captures the full span from minimum to maximum values.

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