p-value calculator

P-Value Calculator

Test Statistic (z/t):

Degrees of Freedom (for t-test):

Test Type:

Z-test T-test

Alternative Hypothesis:

Two-tailed Right-tailed Left-tailed

P-Value: –

Interpretation: Enter values to calculate

Significance Level (α=0.05): –

• p ≤ 0.01: Strong evidence against H₀

• 0.01 < p ≤ 0.05: Moderate evidence against H₀

• 0.05 < p ≤ 0.10: Weak evidence against H₀

• p > 0.10: Little or no evidence against H₀