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Question 5 A researcher proposes the following alternative method of estimating the slope of a simple regression model Y; = B

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TOPIC:OLS estimator of regression coefficients.

gues tion- s Here we want to dit a eegp esion equation YO the donm uis are id ervors Yi= P, + P2 X; + ui. with zero mean andNow, ohdenve thalr O. X: 0. Xj 2 L 2 X; Y 2 3-3 X X-R i21 which io As A&me as the OLS btained by using estimaton mwdet -t I aNow, to dind the 0LS estimaton 2 minimi 2e need to twe 2- we gels 2 -2 (:-P.) -o. 21 >) E = MP, 0LS 4 Y =B,-Y. gels we R - co

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