Student's t-distribution (percentile) Calculator

Calculates the percentile from the value of the lower or upper cumulative distribution function of the student's t-distribution.

 cumulative mode lower P upper Q cumulative distribution 0≦P,Q≦1 degree of freedom ν ν＞0
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 $\normal Student's\ t-distribution\ t(x,\nu)\\[10](1)\qquad probability\ density\\\hspace{30}f(x,\nu)={\large\frac{(1+\frac{x^2}{\nu})^{-\frac{\nu+1}{2}}}{\sqrt{\nu}B(\frac{1}{2},\frac{\nu}{2})}}\\(2)\qquad lower\ cumulative\ distribution\\\hspace{30}P(x,\nu)={\large\int_{\small-\infty}^{\hspace{25}\small x}}f(t,\nu)dt\\(3)\qquad upper\ cumulative\ distribution\\\hspace{30}Q(x,\nu)={\large\int_{\small x}^{\hspace{25}\small\infty}}f(t,\nu)dt\\$

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