hw3.ass - p.97 prob 5 -------------------- Problem 5...

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Stat209/Ed260 D Rogosa 1/25/09 Assignment 3. Path Analysis problem 1. Freedman, Blau-Duncan example (computations: replicate class handout, plus questions scan of pp.80-81 at http://www-stat.stanford.edu/~rag/stat209/DAFtextp8081.pdf includes standardization material on class handout. Freedman pp80-1 (set A) prob 1 prob 5 prob 6 prob 8 freedman p.97 prob 4(a,b) ----------------- problem 2 Freedman p84. (set C McCarthy ex) prob 2 -------------------- problem 3 freedman p.101 prob 5 -------------------- problem 4 freedman section 5.5 (response schedules)
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Unformatted text preview: p.97 prob 5 -------------------- Problem 5 Method-of-moments for two-variable, two-indicator model For the Structural Equation Models handout from Joreskog book, obtain parameter estimates for the no-correlated error version (9 parameters, top covariance matrix) in terms of the sample variance and covariances among the four indicators (y_ij). Brute force substitution will get you a non-optimal estimate, suffices for instructional purposes. end HW3 Page 1 of 1 06/12/2010 http://www-stat.stanford.edu/~rag/stat209/09hw3.ass...
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