![]() The next example will illustrate how to take a subset without deleting the non-selected cases. ![]() In other words, the cases that are not selectedĪre deleted. Permanent sample of the data in the working file. The missing values designated by a "." (in the raw data file above) and has read them in as However, SPSS is letting the user know that it took Note that in the SPSS output there are a series of warnings messages. Variables ( iv1 and iv2) and two dependent variables ( dv1ĭv2). Will use the means command to show the effect of taking the subset. For this example, we will randomly select 20% of the data, and we However, in this situation, it may be best to take a random There are several ways that you could create a sub-sample, such as using the only the first 100 cases. Because the syntax may take hours to run, you may want to take a relatively small sample of your data and run the syntax on that to see if For example, suppose that you have a huge data file with thousands of cases, and that you written a syntax file to analyze theĭata. ![]() ![]() There may be times when you would like toĭata. The examples below will illustrate some of these methods.
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