Chris Barber examines a famous visualisation by the Wall Street Journal (http://graphics.wsj.com/infectious-di...) and comes up with an alternative approach in Power BI. Chris explains about multiple fact tables, using a junk dimension and creating dynamic confidence intervals. This is an intermediate level of Power BI covering the M language, data modelling and DAX.
Files can be download from https://tinyurl.com/y5t9ln2n