Ivo Dinov UCLA Statistics, Neurology, LONI, Math/PIC 

STAT 110 A Spring 2004 
Probability & Statistics for Engineers I 
Department of Statistics 
Instructor: Ivo Dinov 
Homework 3 
Due Date: Friday, May 14, 2004 
x  0  1  2  3  4 
p_{1}(x)  0.3  0.2  0.1  0.05  0.05 
p_{2}(x)  0.4  0.1  0.1  0.1  0.3 
p_{3}(x)  0.4  0.1  0.2  0.1  0.3 
x  0  1  2  3  4  5  6 
p(x)  0.10  0.15  0.20  0.25  0.20  0.06  0.04 
x  0  1  2  3  4 
p(x)  0.08  0.15  0.45  0.27  0.05 
x  13.5  15.9  19.1 
p(x)  0.2  0.5  0.3 
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