Summation Statistics - HP 17BIIPLUS Owner's Manual

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Summation Statistics

The summation values are of interest if you want to perform other
statistical calculations besides those provided by the calculator. To find
Σx, Σx , Σy, Σy , Σ(xy), and n, the number of elements in either list:
2 2
1. Display the FRCST menu and select the x- and y-lists as explained in
steps 1-4 of the instructions on page 134. To find the summation
Names this list RENT. (See
page 30 to use the ALPHA
menu.)
Gets a new, empty list.
Stores frequencies into
second list.
Displays names of all
SUM lists.
x-list.
Specifies the current,
unnamed list as the y-list
and then displays the
FRCST menu. (Ignore
model type.)
Average monthly rent.
Standard deviation of the
rents.
10: Running Total and Statistics 139