stdev_p

statistics

Calculates population standard deviation

Syntax

stdev_p(array|dataframe)

Parameters

array|dataframe (array or dataframe)

The data to calculate standard deviation from

Returns

number

The population standard deviation

Examples

Population standard deviation

Input:

[1, 2, 3, 4, 5] | stdev_p

Output:

1.414

Standard deviation of test scores

Input:

.scores | stdev_p

Output:

12.5

The stdev_p() function calculates the population standard deviation, which measures the spread of values around their mean for a complete population. Also available as std().

Usage

Use stdev_p() when working with complete populations. For sample data, use stdev_s() instead.

Related Functions

std stdev_s var mean