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Results tagged with causality
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user 241130
The relationship between cause and effect.
2
votes
1
answer
59
views
Why use independence test and not normality test for structure identification?
In the book 'Elements of causal inference', the code below is used an example for structure identification.
library(dHSIC)
library(mgcv)
X <- rnorm(200)
Y <- X^3 + rnorm(200)
modelforw <- gam(Y ~ s( …
- 809
2
votes
1
answer
91
views
If 2 variables are dependent, then there always exists a 3rd variable that causally influenc...
In the book elements of causal inference (Peters et al). They mention this principle:
Principle 1.1 (Reichenbach’s common cause principle) If two random
variables X and Y are statistically depen …
- 809
1
vote
1
answer
50
views
which causal diagram is correct?
In causality, there is the ‘kidney stone’ study which is quite famous, which poses the next causal diagram:
But, now in the talk from the Royal stats societe https://youtu.be/TFWgC5J6iDw, this causal …
- 809
1
vote
3
answers
461
views
real data where x causes y and both variables also share correlated unobserved causes
Is there an example in 'causality' discussing a case where 2 variables: x causes y; and at the same time there is correlation between their unobserved causes? … My question is if this is discussed in causality and/or if there is real (non-syntetic) data behaving like this. …
- 809
1
vote
1
answer
466
views
logic behind additive Noise Models?
I am new to statistics, reading the elements of causal inference:
On section 4.2.1 Additive Noise Models, appears:
Left regress Y on X. Right regress X on Y
The fitted functions are shown in the …
- 809
12
votes
1
answer
2k
views
is it always "no causation without manipulation"?
I am new to statistics and causality. To my knowledge, to talk about causality, one must have some sort of intervention. I knew it as "no causation without manipulation". … Now I am curious: I see many information saying that causality can be checked just by using regression, ie this video https://www.youtube.com/watch? …
- 809
3
votes
1
answer
453
views
correlation implies dependency?
In this talk from prof Bernhard https://youtu.be/4qc28RA7HLQ?t=88
he only sees/shows linear correlation, and he assumes there is ‘dependency’?
Correct me if wrong but correlation does not imply ‘dep …
- 809