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Standard Deviation by Step-Deviation
$$\sigma=h\sqrt{\frac{\sum f_iu_i^2}{N}-\left(\frac{\sum f_iu_i}{N}\right)^2}$$
Usage
- Direct formula for standard deviation using step deviations.
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Standard Deviation by Step-Deviation
$$\sigma=h\sqrt{\frac{\sum f_iu_i^2}{N}-\left(\frac{\sum f_iu_i}{N}\right)^2}$$
Usage
- Direct formula for standard deviation using step deviations.
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