Teste t — 2 Amostras Independentes

t = (x̄₁−x̄₂)/√(s₁²/n₁ + s₂²/n₂).
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

t
-1,7532

Formula

Welch

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