Presentation Open Access
DDI Training Group
This deck introduces the way that codes, code lists, classifications, and categories are modeled in DDI, and highlights the differences between DDI Codebook and DDI Lifecycle. It also describes the way DDI applies these constructs to describe variables and question response domains.
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DDITL_08_1_0_Codes_Categories.pptx
md5:872ffc47dac297e972fa7554e27cd9b3 |
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