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What is an outlier? Why are they a potential problem? What can you do to deal with outliers? Why does this approach work? Explain.
Q4: When performing difference-in-difference estimation,the control group is
Q16: What is an empirical research project? Why
Q20: When is it appropriate to include quadratic
Q25: The one-sample t-test is robust to violations
Q26: What is a random-effects model? How do
Q59: The ability to make a causal inference
Q62: The larger the sample size,the more powerful
Q81: The social interactions of face-to-face play will
Q94: A developmental psychologist's is studying at what
Q97: Failure to reject the null hypothesis when