olemus
graaf, mis seob põhjuste hulka tagajärgede hulgaga,
musta kasti meetodi rakendamise graafiline abivahend
= a graph showing the relationship between an outcome and the factors influencing the outcome

ülevaateid
https://en.wikipedia.org/wiki/Cause%E2%80%93effect_graph
http://acl.digimat.in/nptel/courses/video/106105182/lec53.pdf
https://etf.unsa.ba/uploads/acfbd70ab717442957a89dcad4980fb1.pdf

näiteid
https://media.geeksforgeeks.org/wp-content/uploads/causeeffectgraph.jpg
https://duckduckgo.com/?q=%22cause-effect+graph%22&t=h_&iax=images&ia=images