MomentConvert
MomentConvert[mexpr, form] converts the moment expression mexpr to the specified form.
Examples
Convert to central moments:
MomentConvert[Moment[2], CentralMoment]Convert to cumulants:
MomentConvert[Moment[3], Cumulant]Something isn't working? Report an issue.
Please visit the official Wolfram Language Reference for more details.