A random variable has probability density function f(x) = 30x2(1 - x)2(0 ? x ? 1). Compute its cumulative distribution F(x).
A. 30x2 - 60x3 + 30x4
B. 10x3 - 15x4 + 6x5
C. 30x(1 - x)
D. 10x3 - 15x4 + 6x5 + 1
E. none of these
Answer: B
Mathematics
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