Introduction

This section covers all statistics functions.

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Procedures and Functions Provided:

basic statistics functions:
    average
    average ignore blanks
    average ignore zero
    deviation
    deviation ignore blanks
    deviation ignore zero
    geometric mean
    geometric mean ignore blanks
    geometric mean ignore zero
    harmonic mean
    median
    median ignore zero
    parallel
    product
    product ignore blanks
    product ignore zero
    rms
    rms ignore blanks
    rms ignore zero
    sum
    variance
    variance ignore blanks
    variance ignore zero
    quantile
    quantile ignore zero

covariance and correlation:
    correlation
    covariance

gini coefficient, income disparity:
    gini
    gini ignore blanks
    gini ignore zero

linear regression, exponential regression:
    regression

interpolation:
    linear interpolation
    nearest neighbor interpolation
    nearest right neighbor interpolation
    polynomial interpolation
    spline interpolation