Questions and Answers
What is the main goal when adding parameters to a model?
To get the most bang for our buck from a model's parameters
What happens to the prediction or generalization to new data when adding more parameters to a model?
It often gets worse
What is the starting point when building a model?
The saturated model
What is the purpose of removing the highest order interaction in the saturated model?
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What is true about the likelihood ratio statistic (G2)?
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What is the condition for removing 2-way interactions in a model?
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What is the minimum number of cases per cell required for a good model?
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What should be true about the expected cell frequencies?
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What should be true about the standardized residuals?
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What is the purpose of plotting standardized residuals against observed values?
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