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Competitive Stats
Q27Section I (Objective (Q1–Q80))27 of 80

Probability — mean of a Beta-type density

The mean of the probability density function

f(x)={12x2(1−x),0≤x≤1 0,otherwisef(x) = \begin{cases} 12x^2(1-x), & 0 \le x \le 1 \ 0, & \text{otherwise} \end{cases}

is

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