Suppose X is a random variable with pdf
f(x)= {c(1-x) 0<x<1
{0 otherwise
where c > 0.
(a) Find c.
(b) Find the cdf F ().
(c) Find the 50th percentile (the median) for the distribution.
(d) Find the general formula for F^-1 (p), the 100pth percentile of the distribution when 0 < p < 1.
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