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Mathematics
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help please
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With what
with?
Add them all up! x*p(x) for each x. Go!
add or multiply?
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Both! Multiply x*p(x) for each value of x. THEN, add up all the results.
i did that and the answer that i got was not one of my options
Seriously? Please show your work. "i did that" really doesn't give me a lot to go on.
I multiplied x*p(x) then added up all those answers. I did not get the correct answer.
Awesome. SHOW IT! Throw me a bone. It must have gone wrong, somewhere.
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