Showing posts with label RESEARCH. Show all posts
Showing posts with label RESEARCH. Show all posts
Tuesday, June 2, 2015
Thursday, April 2, 2015
Thursday, March 5, 2015
'YOU CANNOT HEAR JIMMY...'
Multiple perspectives.
Is "hear" a metaphor
Or, I (we) hear Jimmy differently?
Research question: Who REALLY hears Jimmy?
Thursday, February 26, 2015
Sunday, January 18, 2015
Wednesday, March 30, 2011
The value-added formula
y = Xβ + Zv + ε where β is a p-by-1 vector of fixed effects; X is an n-by-p matrix; v is a q-by-1 vector of random effects; Z is an n-by-q matrix; E(v) = 0, Var(v) = G; E(ε) = 0, Var(ε) = R; Cov(v,ε) = 0. V = Var(y) = Var(y - Xβ) = Var(Zv + ε) = ZGZT + R.L.A. Times
Subscribe to:
Posts (Atom)