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  • Perplex
    IB Math AAHL
    /
    Descriptive Statistics
    /

    Problem Bank

    [Maximum mark: 5]

    The sum of the ​13​ elements of set ​S​ is ​104.

    1. Write down the mean of ​S.

      [1]

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    The set ​G​ is formed by doubling each element of ​S​ and adding ​1.

    1. Find the mean of ​G.

      [1]

    It is given that the variance of ​G​ is ​36.

    1. Find the standard deviation of ​S.

      [3]

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