Logarithmic Kurtosis - 4th moment
Description
Is a measure that describes tthe “tailedness” of the probability distribution of a real-valued random variable. Particles logarithmic mean size (1st moment) and logarithmic standard deviation (2nd moment) needs to be precalculated
Related formulasVariables
K_ϕ | Logarithmic Kurtosis - 4th moment (dimensionless) |
fi | Cumulative weight percent of the i particle size grade present (dimensionless) |
m_ϕ | Mid-point of the i particle size grade present (ϕ) |
X_ϕ | Logarirmic Mean Size - 1st moment (ϕ) |
σ_ϕ | Logarithmic Standard deviation - 2nd moment (ϕ) |
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External links