I don't know what went wrong

https://lucifer-ux.github.io/Data_Visualization_Project/

this is the link to my code =>https://github.com/lucifer-ux/lucifer-ux.github.io/tree/master/Data_Visualization_Project

A test case is not passing and the shape of the bar graph is not correct, i don’t know what i did wrong, if somebody can help, please do.