which study shows causality is always inferred why can't you infer causality can causality be inferred? how does causality work what is an example of a causal relationship can causality be inferred can causality be inferred can correlation be inferred which of the following is an example of a causal study? is causality always a correlation? why is causality always inferred what is the importance of causality can causality be inferred from correlation causality can never be inferred can causality be inferred why do you assume causality can be inferred can causality be inferred can causality be inferred why do you have to use inferences which type of correlation is always causality