Texas Instruments TI-84 Plus - Stddev(, Variance(

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])