User Bahgat Nassour

9 votes

4 answers

3k views

What does that statistically mean , if $(X'X)^{-1}$ does not exist?

asked Oct 16, 2015 at 21:51

8 votes

1 answer

1k views

Generate Posterior predictive distribution at every step in the MCMC chain for a hierarchical regression model

asked Sep 4, 2016 at 19:30

6 votes

1 answer

1k views

Could the intraclass correlation coefficient be negative? [duplicate]

asked Nov 4, 2015 at 3:13

6 votes

1 answer

801 views

Is there something called "mean coding" (like dummy coding & effect coding) in regression models?

asked Jul 2, 2015 at 20:56

6 votes

1 answer

2k views

Marginal normality and joint normality

asked Jan 25, 2016 at 15:03

4 votes

0 answers

2k views

Does Little's MCAR test make sense?

asked Nov 8, 2015 at 23:01

3 votes

0 answers

92 views

Finding the asymptotic distribution of $\frac{1}{n+k}\sum_{i=1}^{n}X_i$

asked May 23, 2017 at 19:27

2 votes

1 answer

2k views

Missing data - Regression imputation

asked Nov 14, 2016 at 15:56

2 votes

0 answers

450 views

Covariance between ordinal variable and discrete variable

asked Sep 29, 2015 at 16:42

1 vote

0 answers

378 views

uniqueness of MVUE

asked May 18, 2017 at 16:31

1 vote

0 answers

812 views

MVUE and Cramer-Rao Lower Bound [duplicate]

asked Jun 3, 2017 at 15:02

1 vote

0 answers

535 views

Best Linear Prediction and variance decomposition

asked Jan 12, 2016 at 7:40

1 vote

1 answer

846 views

Convergence in Distribution for a sequence of standardized chi square random variables

asked May 16, 2016 at 2:40

1 vote

1 answer

180 views

Removing rows with missing values vs. variables

asked Sep 27, 2015 at 0:40

0 votes

0 answers

216 views

Can the correlation under stochastic regression imputation exceed the correlation under regression imputation

asked Oct 16, 2017 at 8:02

Stack Exchange Network

15 Questions

What does that statistically mean , if $(X'X)^{-1}$ does not exist?

Generate Posterior predictive distribution at every step in the MCMC chain for a hierarchical regression model

Could the intraclass correlation coefficient be negative? [duplicate]

Is there something called "mean coding" (like dummy coding & effect coding) in regression models?

Marginal normality and joint normality

Does Little's MCAR test make sense?

Finding the asymptotic distribution of $\frac{1}{n+k}\sum_{i=1}^{n}X_i$

Missing data - Regression imputation

Covariance between ordinal variable and discrete variable

uniqueness of MVUE

MVUE and Cramer-Rao Lower Bound [duplicate]

Best Linear Prediction and variance decomposition

Convergence in Distribution for a sequence of standardized chi square random variables

Removing rows with missing values vs. variables

Can the correlation under stochastic regression imputation exceed the correlation under regression imputation