Question: Task 3 : Aggregate numeric, categorical variables and dates by groups The type of data that you are working with will often determine which metrics
Task : Aggregate numeric, categorical variables and dates by groups
The type of data that you are working with will often determine which metrics to use. Are you using the right metrics? Do they make sense for the data? Often the output of an aggregation will have a large number of decimal places that might not be appropriate for reporting. Do you need to round the data? By how much?
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