Building charts with bricks
Data visualisation helps present in an attractive way information that could be difficult to interpret in the form of a table. Undoubtedly, for many managers, the phrase ‘time is...
When letters count in a table
A common task analysts are often faced with is to establish whether there are any relationships between variables and, if there is a, what is the nature of the relationship.
Story of a Pie
You may not know this but this year is the 217th birthday of the humble pie chart. Its first known, and purposeful, application was the visualisation of the geographical...
Three ways to perceive reliability
When measuring a phenomenon, you need to select the right tool. To measure temperature, you use a thermometer; alcohol content in breath is measured with an alcometer; and weight,...
Dashboarding – reporting for decision-making
The dashboard is a type of panel board, a control panel, or instrument board.
Is gambling addictive? What if the respondent has no opinion?
The standard approach to investigating a single categorical variable involves a few elements.
Which car to buy: Marginal gains from chart margins
When it comes to charts ‘less’ is not necessarily better and ‘more’ can often lead to more functional data visualisation.
Weights and Tables
When creating a table, you can present weighted or unweighted data. As usual, the answer depends on the situation. You will get my meaning in a minute, but first, let me explain...
