2. Let X be a non-negative random variable with probability density function (pdf) f. (a) Show that
EX=0P(Xx)dx. (b) Using (a), show that E[X]=0x1P(Xx) d x for any >0. [1].
Web & Social Media Analytics Previous Year Question Paper.pdf
2 Let X be a nonnegative random variable with probability .pdf
1. 2. Let X be a non-negative random variable with probability density function (pdf) f. (a) Show that
EX=0P(Xx)dx. (b) Using (a), show that E[X]=0x1P(Xx) d x for any >0. [1]