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    Mathematics A-Level

    Binomial distribution

    What Binomial distribution means in Mathematics A-Level, as defined for AQA, Pearson Edexcel.

    Definitions of Binomial distribution

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    Reference: AQA

    The model used for a binomial test, in which the test statistic is the number of successes and is compared with critical values or a p-value.
    AQA · O: Statistical hypothesis testing (study guide)
    Models the number of successes in n independent trials, each with the same probability p of success.
    AQA · N: Statistical distributions (study guide)
    A discrete probability distribution for the number of successes in a fixed number of independent trials, each with the same probability of success. Notation: X ~ B(n, p), where n is the number of trials and p is the probability of success.
    Pearson Edexcel · Probability (study guide)
    The distribution of the number of successes in a fixed number of independent trials, each with two outcomes and the same probability of success.
    Pearson Edexcel · Statistical distributions (study guide)
    A distribution for the number of successes in a fixed number of independent trials, each with two outcomes and the same probability of success.
    Pearson Edexcel · Statistical distributions (study guide)

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