BIO205 Practical formulas

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Last updated 6:40 PM on 9/22/26
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9 Terms

1
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Survivorship rate

S = survivors/total

2
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Relative fitness

w = S/S highest

3
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selection coefficient

s = 1 - w

4
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p-value method 1

=T.TEST(range1,range2,2,2)

5
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quartile

=QUARTILE.INC(array,quartile#)

6
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standard deviation

=STDEV.S(array)

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t-stat

(meanX-meanY)/sqroot((stdevX²+stdevY²)/n)

8
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p-value method 2

=T.DIST.2T(t-stat,df)

9
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degrees of freedom

df = 2n - 2