Editing Statistics and Statistical Programming (Spring 2019)/Problem Set: Week 4

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: '''EQ1.''' Write down, in your own words, the key pairs of null/alternative hypotheses tested in the paper (hint: the four pairs that correspond to the main effects represented in the figure).
: '''EQ1.''' Write down, in your own words, the key pairs of null/alternative hypotheses tested in the paper (hint: the four pairs that correspond to the main effects represented in the figure).
: '''EQ2.''' Describe, in your own words, the main effects estimated in the paper for these four key pairs of hypotheses.
: '''EQ2.''' Describe, in your own words, the main effects estimated in the paper for these four key pairs of hypotheses.
: '''EQ3.''' The authors report ''[https://en.wikipedia.org/wiki/Effect_size#Cohen's_d Cohen's d]'' along with their regression estimates of the main effects. Look up the formula for ''Cohen's d.'' Discuss the ''substantive'' or ''practical'' significance of the estimates given the magnitudes of the ''d'' values reported.
: '''EQ2.''' The authors report ''[https://en.wikipedia.org/wiki/Effect_size#Cohen's_d Cohen's d]'' along with their regression estimates of the main effects. Look up the formula for ''Cohen's d.'' Discuss the ''substantive'' or ''practical'' significance of the estimates given the magnitudes of the ''d'' values reported.
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