Geometric Mean Of A List - HP 49g+ User Manual

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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
= 1.6348...
h

Geometric mean of a list

The geometric mean of a sample is defined as
n
x
x
x
x
L
x
n
n
g
k
1
2
n
k
=
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
= 1.003203...
g
Page 8-16

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