40! p(X =x) = „ х!(40 — х)! (p)*(4)"* 40-x , х %3D0,1,..,40 : A V(x) q 0.1 Lae О 2.5 1.4 О 3.6

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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40!
p(X = x) =
(p)*(q)** ,x=0,1,.,40
х! (40 — х)!
علما أن 0.1 = q فان )V(x هو :
О 2.5
О 1.4
О 3.6
Transcribed Image Text:40! p(X = x) = (p)*(q)** ,x=0,1,.,40 х! (40 — х)! علما أن 0.1 = q فان )V(x هو : О 2.5 О 1.4 О 3.6
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