A strong, statistically significant relationship is more likely to be causal. The idea is that causal relationships are likely to produce statistical significance. ... Correlation still does not imply causation, but a statistically significant relationship is a good starting point.

What does statistical significance indicate?

What is statistical significance? “Statistical significance helps quantify whether a result is likely due to chance or to some factor of interest,” says Redman. When a finding is significant, it simply means you can feel confident that's it real, not that you just got lucky (or unlucky) in choosing the sample.

What does it mean to say that an effect is statistically significant?

A result of an experiment is said to have statistical significance, or be statistically significant, if it is likely not caused by chance for a given statistical significance level. Your statistical significance level reflects your risk tolerance and confidence level.