Transcription of Assessing Studies Based on Multiple Regression Chapter 7
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Assessing Studies Based on Multiple Regression Chapter 7
Assessing Studies Based on Multiple RegressionChapter 7 Michael AshCPPAA ssessing Regression Studies notes Last time Multiple Regression Alternative specifications Sign, Size and, Significance Time for some Stata questions Today Fast recap of Chapter 6 Assessing Studies Based on Multiple RegressionAssessing Regression Studies s in Chapter 6?Non-linear Regression functions Curved or bent Regression functions (curved relationship betweenXandY Does the effect of STR tail off at some point? Interactions between independent variables Is the effect of distance from college different for men andwomen (already done in the homework)? Does STR matter more for classrooms with many Englishlearners?Techniques are fairly easy to implement but beyond the scope ofthiscourse. See me for more detail when you do workshop and Regression Studies and External validity Focus: causal effect of independent variable on dependentvariable, basis of policy.)
Internal Validity • Want βˆ to be unbiased and consistent estimator of β • Hypothesis tests should have the intended significance level and CI’s should have the desired confidence level.
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