{"version":"1.0","type":"rich","title":"Activity6_Task4","description":"This bubble chart shows the correlation between average horsepower, torque, and highway MPG for 31 car makes. Each bubble’s position encodes horsepower and torque on the x- and y-axes, while its size encodes highway MPG. A color scale and legend map makes to distinct hues. Built with D3 v7, the SVG visualization uses `d3.scaleLinear`, `d3.scaleOrdinal`, `d3.axisBottom`, `d3.axisLeft`, and `d3.interpolateTurbo`, with interactive tooltips on hover. Data comes from the local `bubblechart.csv` file.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/78db8e810cd34d8c93d2dcc331e80233?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}