Consider the pdf defined by Show that (a) 1 1 fY (y) dy=1, (b) E(Y) =2,

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Consider the pdf defined by
2 fr (y) == y21

Show that
(a) ʃ1 ˆž 1 fY (y) dy=1,
(b) E(Y) =2,
(c) Var(Y) is not finite.

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