A query to ask the selected Formant object for the standard deviation of the attested values of the specified formant within a specified time domain.

Return value

the standard deviation, in hertz or Bark.

Settings

Formant number

the ordinal number of the formant, counting up from 0 Hz. Specify "2" for F₂ etc.

From time (s)

To time (s)

the selected time domain. Values outside this domain are ignored. If To time is not greater than From time, the entire time domain of the formant contour is considered.

Units

the units of the result (Hertz or Bark).