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Simpson's Index
is a measure of diversity which
takes into account the number of species present.
Simpson's Diversity Index
n = the totalof organisms of a particular species
N = the total number of organisms of all species
Now..
take away 1 from 15 so, it's now 14. And divide it now to 64. The greater one is in the outside while the smaller one is inside.
Sample:
Species n n(n-1)
A 2 2
B 8 56
C 1 0
D 1 0
E 3 6
T: N = 15 n(n-1) = 64
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