Variance Packages

A light statistical package that operates on numeric Arrays.

Takes an array of numbers and calculates some descriptive statistics

Computes the sample standard deviation over an array of values.

A simple tool for calculating incremental stats on numeric streams.

turf variance module

Computes the covariance between one or more numeric arrays.

Computes the variance.

Computes Pearson product-moment correlation coefficients between one or more numeric arrays.

Provides a method to compute a sample standard deviation incrementally.

Provides a method to compute a sample variance incrementally.

Computes a moving sample variance over a numeric array.

Computes the sample variance over an array of values ignoring any values which are not numeric.

Computes a moving sample standard deviation over a numeric array.

Provides a method to compute a moving sample variance incrementally.

Provides a method to compute a moving sample standard deviation incrementally.

Node-RED added node functions.

Financial Technical Analysis in JavaScript

Finds the mean of squared deviation of numbers from its mean.

Finds the mean of squared deviation of numbers from its mean.

average, standard deviation, variance, covariance and correlation of data sets