Chapter 11: Lists 176
mean(list[,freqlist])
median(list[,freqlist])
MathPrint™
Classic
sum(, prod(
sum( (summation) returns the sum of the elements in list. start and end are optional; they specify a
range of elements.
list elements can be real or complex numbers.
prod( returns the product of all elements of list. start and end elements are optional; they specify a
range of list elements.
list elements can be real or complex numbers.
Sums and Products of Numeric Sequences
You can combine
sum( or prod( with seq( to obtain:
To evaluate G 2
(N–1)
from N=1 to 4:
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.
sum(list[,start,end])prod(list[,start,end])
upper
G
expression(x)
x=lower
upper
∏ expression(x)
x=lower
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