Alteryx - How to use Imputation tool
Mukesh Singh
In this tutorial, we will learn "How to use Imputation tool" in Alteryx tool. Alteryx has many tools which comes in data preparation category includes tools that prepare data for downstream analysis. and one of them is Imputation tool which funcionality added to the Impute values tool for multiple imputation and maximum likelihood imputation of fields with missing at random will be very useful.
Missing data form a problem and advanced techniques are complicated. One great idea in statistics is multiple imputation,
filling the gaps in the data not with average, median, mode or user defined static values but instead with plausible values considering other fields.
The Imputation tool gives the user the ability to replace a specified value within one or more numeric data fields with another specified value.
A typical use case would be to replace all NULL() values with the average of the remaining values for fields Q1_Sales and Q2 Sales so the NULL() values do not affect the final outcome of their forecasting model.
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