Data Cleaning Bingo
Try your hand at data cleaning bingo!
Data Science and Machine Learning
In October 2012, the Harvard Business Review published an article calling data science the “sexiest job of the 21st century”, and comparing data scientists with the ubiquitous Wall Street “quants” of the ’80s and ’90s: a data scientist is a… Read moreData Science and Machine Learning
Statistical Analysis
Loosely speaking, a statistic is any function of a sample from the distribution of a random variable; statistics aim to extract information from an observed sample to summarise the essential features of a dataset In general, statistics can be divided… Read moreStatistical Analysis
Data Visualisation & Representation
What can be done with the data, once it has been collected? Two suggestions come to mind: analysis is the process by which we extract actionable insights from the data (this process is discussed in later posts), while visualisation is… Read moreData Visualisation & Representation
Data Preparation
Once the raw data has been collected and stored in a dataset that is accessible to data analysts/data scientists, the focus should shift to data cleaning and processing. This requires testing for soundness and fixing errors, designing and implementing strategies… Read moreData Preparation
Principles of Data Collection
Data analysis tools and techniques work in conjunction with collected data. The type of data that needs to be collected to carry out such analyses, as well as the priority placed on the collection of quality data relative to other… Read morePrinciples of Data Collection
Diving in to GoC Open Data – A CRTC dataset
There’s a great deal of open data available on the GoC Open Data Portal. To have some fun, I’ve decided to randomly select datasets from the portal and explore what can be learned from these datasets using some quick analysis… Read moreDiving in to GoC Open Data – A CRTC dataset
A Data Strategy Roadmap for the Federal Public Service
So this is just a quick post to share the Report to the Clerk of the Privy Council: A Data Strategy Roadmap for the Federal Public Service which can be found at the following URL: https://www.canada.ca/en/privy-council/corporate/clerk/publications/data-strategy.html You have likely read… Read moreA Data Strategy Roadmap for the Federal Public Service
GOC Power BI tips #5 – Dynamically changing axis text between English and French
In this post we will take a look at changing axis text on graphs between English and French (or in fact any other languages you want). You should use the pbix we created in the previous posts to work from…. Read moreGOC Power BI tips #5 – Dynamically changing axis text between English and French
A ggplot2 Primer
R has become one of the world’s leading languages for statistical and data analysis. While the base R installation does support simple visualizations, its plots are rarely of high-enough quality for publication. Enter Hadley Wickam’s ggplot2, an aesthetically and logical… Read moreA ggplot2 Primer