Attachment 26200

what does the ....+.... mean at the end? After finding the covariance for each term in the first part by each term in the second what is the next step?

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- Dec 12th 2012, 03:47 PMkingsolomonsgravecovariance expansion
Attachment 26200

what does the ....+.... mean at the end? After finding the covariance for each term in the first part by each term in the second what is the next step? - Dec 12th 2012, 04:03 PMANDS!Re: covariance expansion
They are just carrying the plus-minus throughout the rest of the derivation. In short they are being lazy.

- Dec 12th 2012, 04:07 PMkingsolomonsgraveRe: covariance expansion
thanks!

but what is the rest of the derivation?