The Datasaurus Dozen
Reference
Justin Matejka and George Fitzmaurice. 2017. Same Stats, Different Graphs: Generating Datasets with Varied Appearance and Identical Statistics through Simulated Annealing. Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems. Association for Computing Machinery, New York, NY, USA, 1290-1294. DOI: https://doi.org/10.1145/3025453.3025912.
Source: https://www.openintro.org/data/index.php?data=datasaurus