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Econ7630_Matrix
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cov(~X)
Var(~c'~X)
Show how we matrix notation we drop E[ ]
If cov (X
i
, X
j
) = 0
Terrell's Setup
Symmetric Idempotent Matrix Theorem
Author
mattstam
ID
65906
Card Set
Econ7630_Matrix
Description
For graduate level Econometrics 1 at LSU for Spring 2011. ~ under or before a symbol indicates a vector or matrix. ' denotes transpose.
Updated
2011-02-13T23:55:12Z
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