{"version":"1.0","type":"rich","title":"Fork of Assignment 6: Line Chart with Color Legend ","description":"This visualization displays car fuel economy ratings from a small CSV dataset as an animated bar chart, with bars rising from the baseline and value labels fading in. Bar height encodes MPG values, while a sequential blue color scale doubles the encoding, accompanied by a vertical color legend. The chart uses D3 v7 scales and transitions, plus the d3-legend plugin, and includes interactive tooltips on hover.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/5294e040f5c347ff93c2fc3da381bc06?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}