please explain as well
2. Let X 1 and X 2 be random variables (not necessarily independent) over a sample space . Prove that E [ X 1 + X 2 ] = E [ X 1 ] + E [ X 2 ]
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please explain as well 2- Let X1 and X2 be random variables (not neces.docx
1. please explain as well
2. Let X 1 and X 2 be random variables (not necessarily independent) over a sample space .
Prove that E [ X 1 + X 2 ] = E [ X 1 ] + E [ X 2 ]