Question
Consider the following formulations of the two-variable PRF: Model I: Yi = 1 + 2Xi + ui Model II: Yi = 1 + 2(Xi X
Consider the following formulations of the two-variable PRF: Model I: Yi = 1 + 2Xi + ui Model II: Yi = 1 + 2(Xi X ) + ui a. Find the estimators of 1 and 1. Are they identical? Are their variances identical? b. Find the estimators of 2 and 2. Are they identical? Are their variances identical? c. What is the advantage, if any, of model II over model I?
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Bridging Algebra, Geometry, And Topology
Authors: Denis Ibadula, Willem Veys
1st Edition
3319091867, 9783319091860
