Question
(a) Show that the following are probability density functions (p.d.f.'s): (b) Prove or disprove: If f1 (x) and f2 (x) are p.d.f.?s and if ?
(a) Show that the following are probability density functions (p.d.f.'s):
(b) Prove or disprove: If f1 (x) and f2 (x) are p.d.f.?s and if ? 1 + ? 2 = 1, then ? 1 f 1 (x) + ? 2 f 2 (x) is a p.d.f.
f(x) = e-*I(0.)(x) f(x) = 2e-2x I(0.)(x) f(x) = (0+ 1)fi(x) O(x) - 0
Step by Step Solution
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a To prove that fx is a pdf we must show that fx 0 for all x and using Ia b for the integral ...
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Principles of Communications Systems, Modulation and Noise
Authors: Rodger E. Ziemer, William H. Tranter
7th edition
978-1-118-0789, 1118078918, 978-8126556793
