Texas Instruments TI-84 - Manual (Page 275)

Chapter 11: Lists 272
stdDev(, variance( stdDev(, variance( stdDev(, variance( stdDev(, variance(
stdDev( returns the standard deviation of the elements in list . The default value for freqlist is
1. Each freqlist element counts the number of consecutive occurrences of the
corresponding element in list . Complex lists are not valid.
• variance( returns the variance of the elements in list . The default value for freqlist is 1.
Each freqlist element counts the number of consecutive occurrences of the
corresponding element in list . Complex lists are not valid.
stdDev(list[,freqlist]) variance(list[,freqlist])