Genotype Frequency Calculator
Calculate observed genotype frequencies and compare with Hardy-Weinberg expectations.
Population Data
Observed Genotype Frequencies
AA Frequency0.2000 (20.00%)
Aa Frequency0.5000 (50.00%)
aa Frequency0.3000 (30.00%)
Total Population1000
Allele Frequencies
p (A allele)
0.4500
q (a allele)
0.5500
Expected (Hardy-Weinberg)
Expected AA0.2025 (203)
Expected Aa0.4950 (495)
Expected aa0.3025 (303)
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.