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Distribuições (Binomial / Poisson / t / Qui‑quadrado)

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Calcule PMF/PDF, CDF, quantis e ICs com registro de passos, gráficos, CSV, LaTeX e link compartilhável.

Entradas & Modes

Parâmetros

Resultado

Como é calculado

    Visualization

    Discrete distributions render as bars with highlighted tails; continuous ones display the PDF curve plus shaded regions or quantile markers.

    Teacher notes

    Perguntas frequentes

    How are CDFs and quantiles computed?

    Binomial CDFs use regularized incomplete beta, Poisson and chi-square rely on regularized gamma, and Student’s t maps to beta functions combined with Newton or bisection for robust inversion.

    What Posso do with the exact intervals?

    The Clopper–Pearson interval for p and the chi-square based interval for λ quantify uncertainty exactly, so you can document precision requirements in labs or assessments.