What does the 'alpha' parameter control?

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Réponse

The 'alpha' parameter specifies the significance level for constructing equal-tail credible limits for the computed margins. The default value is 0.05.
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bartScoreMargin

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What is a predictive margin and how is it defined in this action? What is the 'model' parameter used for in the bartScoreMargin action? How can I compute the difference between two predictive margins? What is the purpose of the bart.bartScoreMargin action in SAS Viya? How do I specify the input data for the bartScoreMargin action?
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