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Economics 253: Chp. Recap, Chp 4 Introduction duration 7 minutes 49 seconds Economics 253: Chp. Recap, Chp 4 Introduction Economics 253: Chp. Recap, Chp 4 Introduction	Economics 253: Chp. Recap, Chp 4 Introduction econ25303 beta hat distribution sum variance estimator relationship hypothesis residuals squares formula model chapter stat alternative samples population beta-1 error core From Susan Averett 1 plays 0
Intro to using Stata duration 6 minutes 33 seconds Intro to using Stata Intro to using Stata	Intro to using Stata econ25303 weight donuts command doughnuts tab variables class hat regression residuals graph variable observations slope circles values difference average bit dataset From Susan Averett 48 plays 0
OLS derivation of slope coefficient duration 10 minutes 0 seconds OLS derivation of slope coefficient OLS derivation of slope coefficient	OLS derivation of slope coefficient econ 253 hat beta sum bar minus expression i. summation equation form hats operator residuals formulas whoops respect thing denominator moodle notes From Susan Averett 2 plays 0