Speed or accuracy? It’s hard to do both in fast food drive-thrus.
graph from chartr; slow reveal by Jenna Laib (@jennalaib), suggested by Christine Lenghaus (@Lenghaus) and Laura T (@iteachthewhy)
(Slide Deck includes notes and questions to elicit discourse)
Type of Graph: scatterplot
Visualization Source: Chartr. “Faster Food.” chartr daily: June 8, 2022.
Data Source: QSR (2021). “The 2021 QSR® magazine Drive-Thru Study: Speed of Service.” QSR Magazine: 2021.
Potential Math Content: scatterplot, bivariate data, percentages, units
Potential Content Connections: food, fast food, culture, economics, business decisions
