September 2017
Beginner to intermediate
446 pages
9h 17m
English
Another use of this file is to match it back to the invoice-level file to find the invoice corresponding to the customer's largest purchase during the time covered by this data. Starting with the invoice-level file as the active dataset, the following dialog box shows how to use the customer-level file as a lookup table to get the information associated with the largest invoice:

CustomerID serves as the match key in this one-to-many match. The * and + symbols indicate which file was the source for each of the variables in the resulting file.
The SPSS syntax to perform this match is ...
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