Maths in biology

The index of diversity
d=N(N-1)/ ∑n(n-1)
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d? N? n?
d= index of divesity, N=total numbr of organisms in area your interested in, of any species, n=number of organisms of a particular species in area interested in.
2 of 6
standard deviation
check maths booklet!!! s= standard deviation X= each measurement n=total number of measurments
3 of 6
First step( standard deviation)
write out the equation
4 of 6
Second step
work out the mean number of x
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third step
work out (x-mean number x)^2 for each value of x
6 of 6

Other cards in this set

Card 2

Front

d? N? n?

Back

d= index of divesity, N=total numbr of organisms in area your interested in, of any species, n=number of organisms of a particular species in area interested in.

Card 3

Front

standard deviation

Back

Preview of the front of card 3

Card 4

Front

First step( standard deviation)

Back

Preview of the front of card 4

Card 5

Front

Second step

Back

Preview of the front of card 5
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