# Question: An Erlang Random variable has a PDF of the form a

An Erlang Random variable has a PDF of the form

(a) Find the characteristic function, ϕX( ω) .

(b) Find the Taylor series expansion of ϕX( ω) .

(c) Find a general expression for the k th moment of X.

(a) Find the characteristic function, ϕX( ω) .

(b) Find the Taylor series expansion of ϕX( ω) .

(c) Find a general expression for the k th moment of X.

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