There are many techniques to misinform people, sometimes intentional sometimes not. Here is a catalog of them.
https://en.wikipedia.org/wiki/Anscombe%27s_quartet
https://en.wikipedia.org/wiki/Selection_bias
https://en.wikipedia.org/wiki/Simpson%27s_paradox
Lie with Data by Levon Z. Karayan is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at https://github.com/levonk/lie-with-data.