Wiggling into Correlation
Jeff Kaufman shared some data around contra dance attendance as a function of requirements on wearing surgical masks. He compares this data to survey data, which is a useful way to validate in both directions. I found the plot compelling for a different reason – depending on how we look at it, we can draw wildly different conclusions from it. On the one hand, if we draw boxes around consecutive pairs of dances, it’s fairly obvious that mask-optional dances are more popular. Tickmarks at the top