Finding and replacing NULL values
In this section, you'll start with data profiling by identifying and replacing any NULL values in the datasets to ensure clean data for the next steps.
We do not recommend doing so, but if you lost progress you can load the solution workflow of the previous exercise, 1_1_importing_data_and_modifying_data_type.yxmd from the Exercises folder.
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Case Study: Analyzing Fitness Data in Alteryx
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