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nicefella
  • Member for 11 years, 8 months
  • Last seen more than 9 years ago
  • Maybach, Germany
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question
48
Intuitive explanation of convergence in distribution and convergence in probability
Jan 23, 2015
question
13
Simple linear regression fit manually via matrix equations does not match lm() output
Feb 9, 2014
question
7
When is the inverse of the Fisher Information exact? (MLE)
Feb 24, 2014
question
6
Hypothesis testing with Neyman–Pearson (finding cutoff quantile of Poisson dist)
Mar 20, 2014
question
6
Distribution of test statistic under null and alternative
Jan 22, 2015
question
5
Show that the sample covariance converges in probability to the $Cov(X,Y)$
Jan 25, 2015
question
5
Show that $\widehat{\operatorname{Cov}(\hat{\mu},Z_i)}$ is always zero even $\operatorname{Cov}(\mu,Z_i)$ is not always $0$
Feb 2, 2015
question
4
Finding an unbiased estimator with the smallest variance
Jan 12, 2015
question
4
If $E[Y|X]=a$ for some constant $a\neq 0$, then does $cov(X,Y)=0$?
Jan 25, 2015
question
4
Identifying $\beta_1$ with one instrumental variable and one exogenous variable
Feb 7, 2015
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20
Cardinality of a set A is strictly less than the cardinality of the power set of A
8
Does there exist a continuous bijective function $ \displaystyle f : \Bbb R \rightarrow \Bbb R − \{1\}$?
7
If A is a denumerable set, and there exists a surjective function from A to B, then B is denumerable
6
Let $A$ be any uncountable set, and let $B$ be a countable subset of $A$. Prove that the cardinality of $A = A - B $
5
Expected value of joint probability density functions