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Alteryx Designer Desktop Discussions

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Multi-row formula for survey questions

MagicT
5 - Atom

Hi everyone!

 

I hope this message finds you well. I'm currently working on a data processing task using Alteryx, and I'm seeking your expertise to help me with a specific challenge. Here's the scenario:

I have a dataset containing survey responses (1-5), from multiple universities over several years. In the dataset, there are null values in the "response-value" column that I'd like to fill using the Multi-Row Formula tool. 

How should I go forward to fill in the NULL-Values?

 

This is a sample of how my data looks like now. (In my dataset, I have 10 indexes (mean of all survey-responses, in the same category), for 30 universities)

YearUni_nameStudy_programUni_locationUni_IDObservationValue
2020AALondon1Total_students100
2020ABLondon1Q14
2020ACLondon1Q22
2021BAManchester2Total_students200
2021BBManchester2Q1 
2021BCManchester2Q22
2022CALondon3Total_students150
2022CAManchester3Q1 
2022CBLondon3Q22
       
2 REPLIES 2
TimN
13 - Pulsar

Hi,

Take a look at the Imputation Tool under the Preparation folder.  It can fill Nulls with a few different options.

 

Regards.

caltang
17 - Castor
17 - Castor

Not sure what you're trying to do @MagicT 

 

What do you want to replace the nulls / empty records with?

 

image.png

 

Without using the multi-row tool, you can just filter out the nulls or emptys with

IsNull([Value])
OR
IsEmpty([Value])

 

From there, whatever you filter out can be fixed accordingly, then reintegrated back into your dataset.

Calvin Tang
Alteryx ACE
https://www.linkedin.com/in/calvintangkw/
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