Valerie Madojemu

Valerie graduated in Material & Sports Science BSc, it was in her foundation year that she developed an interest in data analytics from studying a Python module.

Data analytics speaks to Valerie’s curious nature. She’s enthusiastic to examine data until a conclusion can be drawn with problem-solving and critical thinking. Valerie loves to communicate the narrative by building dashboards and paying attention to best visual practices. Her days often start online on Tableau Public, Twitter, Pinterest etc. looking for inspiration that she can apply to her own work.

In order for Valerie to build dashboards she also likes getting behind the scenes in data prep using Alteryx and Tableau Prep, where she regularly completes Alteryx and Preppin’ Data challenges.

Valerie has worked in various industries such as; automotive, logistics and fulfilment, finance and sports analytics. Where she has been involved in producing dashboards, re-making dashboards and data prep using Alteryx.

Valerie currently holds Core certification in Alteryx and is working towards her Tableau Data Analyst certification.

Valerie is a keen sports player participating in hockey and football in her free time and is always open to trying new sports.

Blog Posts

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Thu 30 Jun 2022 | Valerie Madojemu
Dashboard Week: Day 4
Today DS30 was tasked to create an "exceptionally" designed KPI dashboard based on rent prices in San Francisco: https://public.tableau.com/app/profile/valerie.madojemu/viz/DashboardWeekThursday/Dashboard1 Audience My audience was to those who are not data literate
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Wed 29 Jun 2022 | Valerie Madojemu
Dashboard Week: Accessibility Project 2
Today we were tasked with making Glasgow City Council city data more accessible to its residents. The data for this project was obtained from FixMyStreet. My approach to this project was to make it a "universal design". A universal design "is an idea that you design for everyone
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Tue 28 Jun 2022 | Valerie Madojemu
Navigating A Dashboard Without A Keyboard
During dashboard week I was tasked with reproducing a dashboard that could only be navigated using a keyboard. Unfortunately, I cannot share my work due to confidentiality
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Tue 21 Jun 2022 | Valerie Madojemu
How To Create A Dynamic Bar In Bar Chart
In a previous blog, I explained how to create a bar in bar without hardcoding dates. (https://www.thedataschool.co
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Tue 21 Jun 2022 | Valerie Madojemu
Creating Bar In Bar Chart Without Hardcoding Dates
Before joining the data school, I made a bar in the bar by hardcoding dates E.G. if I wanted to compare 2022 and 2021, I would create 2  calculated fields 1. If DATEPART('year',[Order Date])=2021 then [Sales] end 2
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Tue 14 Jun 2022 | Valerie Madojemu
Alteryx Cloud: How To Schedule Workflow
Updating your data automatically, by automating when your workflow runs can save you time and extra work, allowing you to focus on other things. I will explain how you can automatically run your Alteryx workflow, using the function schedule on Alteryx Server
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Tue 10 May 2022 | Valerie Madojemu
Intro To Histograms In Tableau
Histograms provide a graphical representation of the distribution of numerical values. They look similar to bar charts but are different. Bar charts compare different categories of data while histograms display the distribution of a variable
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Sun 20 Mar 2022 | Valerie Madojemu
Introduction To Calculated Fields: Custom & Table Calculations
Calculated fields can be formed from custom calculations, using the calculated field editor with your data source. Calculations can be formed as an aggregated calculation or non-aggregated (row-level)
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Sun 13 Mar 2022 | Valerie Madojemu
Being Proactive & Organised: Lessons learned during my first week at the Data School
This week we jumped straight into learning Alteryx, Tableau Prep and finished the week off with our first Friday challenge
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