如果希望横向合并后的数据文件只包括第一个数据文件中的个案,则应当选择() A: Both file iprovide cases B: External file is keyed table C: Working data file is keyed table D: Indicate case source as variable
如果希望横向合并后的数据文件只包括第一个数据文件中的个案,则应当选择() A: Both file iprovide cases B: External file is keyed table C: Working data file is keyed table D: Indicate case source as variable
如果希望横向合并后的数据文件只包括第一个数据文件中的个案,则应当选择() A: ABoth file iprovide cases B: BExternal file is keyed table C: CWorking data file is keyed table D: DIndicate case source as variable
如果希望横向合并后的数据文件只包括第一个数据文件中的个案,则应当选择() A: ABoth file iprovide cases B: BExternal file is keyed table C: CWorking data file is keyed table D: DIndicate case source as variable
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