Mathematics
Undergraduate
この問題を教えて欲しいです
独立な確立変数XYの
x
Þ
0
0.1
23
4
0.4 0.1 0.2 10.2
各々の確率分布が
(1) P ( x + Y = 9 |
4
(2) P² ( 12²-2114-31 = 6)
(3) 3X-29の期待値と分散
Y
P
D 12
0.6
0.11 0.2 0.l
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