Let the p.m.f. of X be defined by f(x)=c{{(1/5)}^x}, x = 1, 2, 3, … (a) Determine the constant c. (
Question: Let the p.m.f. of X be defined by \[f(x)=c{{\left( 1/5 \right)}^{x}}\], x = 1, 2, 3, …
(a) Determine the constant c.
(b) Find \[E[X].\]
(c) compute \[Var(X).\]
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Solution Format: Word Document
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