[問題] 期望值...
Question:An automobile repair shop makes an initial estimate X(in thousands)
need to fix a car after an accident. Say X has the p.d.f.
f(x)=2e^[-2(x-0.2)] 0.2<x<∞.
Given X=x, the final payment Y has a uniform distribution between
x-0.1 and x+0.1. What is the expected value of Y?
麻煩請寫計算過程!
謝謝!
Answer:E(Y)= x and E(x)=700
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