math stddev for math

Returns the standard deviation of a list of numbers, or of each column in a table.

Signature

> math stddev --sample

Parameters

• --sample (-s): calculate sample standard deviation (i.e. using N-1 as the denominator)

Input/output types:

input	output
list<number>	number

Examples

Compute the standard deviation of a list of numbers

> [1 2 3 4 5] | math stddev
1.4142135623730951

Compute the sample standard deviation of a list of numbers

> [1 2 3 4 5] | math stddev -s
1.5811388300841898