Q3(a) Let X = b(n, →) and E(x)=E(16–7x) find n. (b)Let X be a random variable with p.d.f, f(x)=c 3 x=1,2,3,.., zero elsewhere. Find the constant c.

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Q3/(a) Let X = b(n,) and E(x)= E(16-7x) find n.
(b)Let X be a random variable with p.d.f, ƒ(x)= c
3
x=1,2,3,.., zero
elsewhere. Find the constant c.
Transcribed Image Text:Q3/(a) Let X = b(n,) and E(x)= E(16-7x) find n. (b)Let X be a random variable with p.d.f, ƒ(x)= c 3 x=1,2,3,.., zero elsewhere. Find the constant c.
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