faastjs.statistics.md

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faastjs.statistics	Statistics class	true

faastjs > Statistics

Statistics class

Incrementally updated statistics on a set of values.

Signature:

export declare class Statistics 

Constructors

Constructor	Modifiers	Description
(constructor)(printFixedPrecision)		Incrementally track mean, stdev, min, max, of a sequence of values.

Properties

Property	Modifiers	Type	Description
max		number	The maximum value observed. Initialized to Number.NEGATIVE_INFINITY.
mean		number	The mean (average) of the values observed.
min		number	The minimum value observed. Initialized to Number.POSITIVE_INFINITY.
printFixedPrecision	protected	number	The number of decimal places to print in Statistics.toString()
samples		number	Number of values observed.
stdev		number	The standard deviation of the values observed.
variance		number	The variance of the values observed.

Methods

Method	Modifiers	Description
toString()		Print the mean of the observations seen, with the precision specified in the constructor.
update(value)		Update statistics with a new value in the sequence.