Jamie Ferreira

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Dashboard Week Day 5 – Ioha Liquor Sales

It is the final day of dashboard week, and I am still alive! The good news is that the final challenge was my favorite.  The...

Dashboard Week Day 4 – Solar Energy

Its Day four of Dashboard week and perhaps the hardest challenge yet. Today we were given data from various solar panel topics ranging from household...

Dashboard Week Day 3 – Graphic Design

Its Day three of dashboard week and the data for today’s challenge is the Superstore data… Yes, that is the infamous tableau default dataset. However,...

Dashboard Week Day 2 : London Smart Meters

Day two of dashboard and here we go again! Today’s challenge was more tableau orientated with less data wrangling and extraction required. The Data The...

Dashboard Week Day 1 : Sydney Lightrail

The end is near for data school cohort eight, but first dashboard week. Throughout the week I will be write about my experiences with each...

How to Build a Calendar in Tableau

Dates can be tricky to handle and visualize and us humans are used to reading dates in a calendar format. Luckily in tableau with a...

Understanding Alteryx Joins from an SQL background

Like many people, SQL was my go-to tool for joining different datasets and other database queries. Now that I have been exposed to Alteryx through...

What is the Test of Means Tool?

Consider the following scenario, students from two different schools complete the same exam. The score averages for both schools differ.  But how do we do...