Sex Ratio Calculator

Calculate and analyze sex ratios in populations for ecological and demographic studies.

Input Parameters

Input Method

Number of Males

Number of Females

Sex Ratio (M:F): Males / Females
Per 100: (M/F) × 100
Ne: 4MF / (M+F)

Sex Ratio (Males : Females)

1.083 : 1

Approximately equal (balanced)

Per 100 Females

108.3

F:M Ratio

0.923

Male %

52.0%

Female %

48.0%

Chi-square (χ²)1.600

Significancep > 0.05 (not significant)

Deviation from 1:18.33%

Effective Population Size (Ne)998.4

Ne / N Ratio0.998

Total Population1000