Expectation

[dire gull]

Hey guys, I dont quite understand the second equality there. Can someone maybe explain that to me?
G is a sigma algebra and X a random variable.

[turbid mango]

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[craggy falcon]

E(X) is a number, so it can be factored inside the other expectation.

[dire gull]

ah ok, Im dumb 🙂 thx mate

[craggy falcon]

Oh, don't say that.
You're welcome!

[sacred raft]

@dire gull

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