Texas Instruments TI-84 - 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])