Hardy-Weinberg Analyzer
Analyze allele frequencies, expected genotype frequencies, and Hardy-Weinberg equilibrium.
For a biallelic locus with two alleles and three possible genotypes.
Population Size
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Allele A Freq
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Allele a Freq
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Chi-square (χ²)
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p-value
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HWE Assessment
Allele & Expected Frequencies
A allele freq (p)
a allele freq (q)
AA expected (p²)
Aa expected (2pq)
aa expected (q²)
Observed vs Expected Counts
AAObs: | Exp:
AaObs: | Exp:
aaObs: | Exp:
AAAaaa
Observed
Expected
Formulas: p = (2AA + Aa)/2N | q = (2aa + Aa)/2N | p+q=1
Assumptions: Large population, Random mating, No mutation, No migration, No natural selection.