Tell us what’s happening:
The #TooltipTests are returning Error: invalid callback: [object Object]. My tooltip has the id #tooltip and has the right data, my ‘data-year’ exactly matches my ‘data-xvalue’. Any help would be greatly appreciated.
link to codepen: https://codepen.io/Dakhota-Rodgers/pen/jOgxpWO?editors=0001
Your code so far
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Challenge Information:
Data Visualization Projects - Visualize Data with a Scatterplot Graph