Geometric mean of a list – HP 48gII User Manual
Page 271

Page 8-16
3. Divide the result above by n = 10:
4. Apply the INV() function to the latest result:
Thus, the harmonic mean of list S is s
h
= 1.6348…
Geometric mean of a list
The geometric mean of a sample is defined as
n
n
n
n
k
k
g
x
x
x
x
x
L
2
1
1
⋅
=
=
∏
=
To find the geometric mean of the list stored in S, we can use the
following procedure:
1. Apply
function
ΠLIST() to list S:
2. Apply function XROOT(x,y), i.e., keystrokes
‚», to the result in
1:
Thus, the geometric mean of list S is s
g
= 1.003203…
This manual is related to the following products: