What are dot plots in data visualization?
Dot plots use dots to represent the position of value on the axis. They are useful for comparisons and are a good replacement for bars or clustered bars.
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February 1, 2019
Makeover Monday: Digital Economy and Society Index (DESI)
For this makeover, I used a dot plot to tell 2 stories. Which countries improved the most?Which countries have the highest and lowest DESI scores?
January 29, 2019
What are heatmaps and what is a good way to use one?
Heatmaps visualize data through variations in coloring. Heatmaps are self-explanatory and are a great way to show to a general view of data. Heatmap Framework Heatmaps consist of multivariate data plotted in rows and columns in a matrix-like fashion. Cell AE, for instance, is based on the relationship between cells A and E. When to…
January 25, 2019
MakeoverMonday : Energy Use at 10 Downing St in 2017
For this week's makeover, I wanted to use Tableau. Sketching a few ideas for the visualization, I was drawn towards a heat map. I started with a heat map of days vs. hour of the day. Exploring the data further, I found the monthly variation to be interesting.
January 22, 2019
Basic statistics for exploring data : Measures of Centre
The famous statistician John W. Tukey created a branch of data analysis called Exploratory Data Analysis. In exploratory data analysis we get familiar with data, ask questions, visualize data in a number of forms, look for relationships between the variables, look for outliers, patterns and trends in data. One way to do that is using measures…
January 16, 2019
MakeOverMonday : Workers making minimum wage or less
For this makeover, I wanted to practice annotations on charts. Annotations help our readers better understand the context and our argument with the graph. They can also help us highlight specific points and show readers what to focus on.
January 15, 2019
#SWDchallenge : let’s try something new!
January 2019 SWDchallenge is all about going beyond our comfort zones - to make a visualization using a new tool. I make most of my visualizations using R, Excel or Tableau. For this challenge I decided to try Datawrapper. I am a huge fan of blog posts on Datawrapper. I have never used Datawrapper before,…
January 9, 2019