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### Examples for teaching: Correlation does not mean causation

There is an old saying: "Correlation does not mean causation". When I teach, I tend to use the following standard examples to illustrate this point: number of storks and birth rate in Denmark; number ...
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### Criticism of Pearl's theory of causality

In the year 2000, Judea Pearl published Causality. What controversies surround this work? What are its major criticisms?
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### Statistics and causal inference?

In his 1984 paper "Statistics and Causal Inference", Paul Holland raised one of the most fundamental questions in statistics: What can a statistical model say about causation? This led to his ...
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First, don't panic. Yes, there are many similar question on this site. But I believe none gives a conclusive answer to the question below. Please bear with me. Consider a data generation process $\... • 2,758 22 votes 6 answers 67k views ### Does simple linear regression imply causation? I know correlation does not imply causation but instead the strength and direction of the relationship. Does simple linear regression imply causation? Or is an inferential (t-test, etc.) statistical ... • 221 13 votes 5 answers 3k views ### Does Correlation "Sometimes" Imply Causality? [duplicate] I am an MBA student taking courses in statistics. I am sure that at some point, we have all heard the famous expression - "Correlation Does Not Imply Causality". When we are being introduced ... 13 votes 3 answers 3k views ### Regression and causality in econometrics In regression in general and in linear regression in particular, causal interpretation of parameters is sometimes permitted. At least in econometrics literature, but not only, when causal ... • 5,729 12 votes 2 answers 607 views ### Correlation without Causation I know the famous expression "correlation does not imply causation". In a DAG, this situation might look like $$X \leftarrow U \rightarrow Y$$ Here even though$X$and$Y$are not causally ... • 584 10 votes 1 answer 1k views ### Correlation, regression and causal modeling This is probably a blindingly obvious answer for any seasoned statistician, but I am still confused as to how correlation differs from regression, technically. I understand that one is a measure of ... • 201 6 votes 3 answers 795 views ### Does correlation correlate with causation? Correlation does not imply causation, but causation causes correlation. By correlation I do not mean exclusively linear correlation, it could be arbitrarily shaped, as long as it is consistent and ... • 163 5 votes 2 answers 42k views ### Difference between experimental data and observational data? I'm a novice to data mining and started to read about it. What's the exact difference between experimental data and observation data? Both are obviously data; and many say observation data can lead to ... • 539 5 votes 3 answers 1k views ### Does autocorrelation imply temporal dependence? It is always said that a time series should be stationary for forecasting using classical methods. While converting a time series to stationary, we detrend and deseasonalize the time series. Does this ... 4 votes 3 answers 356 views ### Determining causality from a natural experiment Suppose I thought that ingesting greater than 100 mg of chemical X annually noticeably decreased one's weight. Also, I had data (from a "natural" experiment) from 100 people (some male and some female)... • 41 4 votes 2 answers 571 views ### Suppose that$R^2=0\$ . Does this imply that Y and X are unrelated? [duplicate]

Possible Duplicate: Under what conditions does correlation imply causation? Can somebody illustrate how there can be dependence and zero covariance? Or could there still be a relationship? Is ...