A demonstration of how to start using D3 version 6.

COVID-19 vaccination rates in blue versus reported cases in gray.

Data are from CDC COVID-19 US population vaccination counts as proportions of the US population size and the NYT COVID-19 infection 7-day trailing average cases counts for the US population using a dual y-axis for the two public use data sets.

Credits: *reusable scatter plot inspired by

Towards Reusable Charts

Observable: selection.join

Curran Kelleher Reusable D3 Scatter Plot B&W*