t-Distribution Calculator
t-value
Please enter a valid number.
Degrees of Freedom (df)
Degrees of freedom must be a positive integer.
Calculate
PDF (Probability Density)
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CDF (Cumulative Probability)
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Formula:
PDF = Γ((ν+1)/2) / (√(νπ) Γ(ν/2)) * (1 + t²/ν)^(-(ν+1)/2). CDF = integral from -∞ to t of PDF.