GroupBy.sem()

pandas.core.groupby.GroupBy.sem

GroupBy.sem(ddof=1) [source]

Compute standard error of the mean of groups, excluding missing values

For multiple groupings, the result index will be a MultiIndex

Parameters:

ddof : integer, default 1

degrees of freedom

© 2008–2012, AQR Capital Management, LLC, Lambda Foundry, Inc. and PyData Development Team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.20.2/generated/pandas.core.groupby.GroupBy.sem.html

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