How to establish and prove causality between two variables?
94084
Statistics and causal inference?
90637
How to derive test statistic under composite null hypothesis?
107335
Prove equality between binomial coefficients.
46865
Proof of linearity for expectation given random variables are dependent
41353
Correlation between three variables question
106799
Proof Verification: Converse of Intermediate Value Theorem
131005
How to determine which variables are dependent or independent?
154091
Is there any counterexample to show that $X,Y$ are two random variables and $E(X\mid Y)=E(X)$, but $X$ and $Y$ are not independent.
20863
how do I prove this inequallity?
73807
Prove positive definiteness
2315
How to prove that $\lVert x + y\rVert = \lVert x\rVert + \lVert y \rVert \implies \lVert tx + (1-t)y\rVert = t\lVert x\rVert + (1-t)\lVert y \rVert$?
50557
Does causation imply correlation?
30082
Using regression to prove that X is a necessary / condition condition for Y
109392
Causative construction
54461
Showing independence of random variables
66104
Showing that something is a sufficient statistic
79686
How can I prove these statements?