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matlab (version 1.0.4.1)

std: MATLAB std function

Description

Computes the standard deviation of the values of x.

Usage

std(x, flag=0)

Value

Return value depends on argument x. If vector, returns the standard deviation. If matrix, returns vector containing the standard deviation of each column.

Arguments

x

numeric vector or matrix

flag

numeric scalar. If 0, selects unbiased algorithm. If 1, selects biased algorithm (currently unsupported).

Author

P. Roebuck proebuck1701@gmail.com

Details

Simply invokes sd.

Examples

Run this code
std(1:2) ^ 2

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