User statmerkur

41 votes

Accepted

Is the t-test miscalibrated in R?

answered Oct 22, 2022 at 0:02

17 votes

Is it possible that X and Y are uncorrelated but X can significantly predict Y?

answered Jul 17, 2022 at 20:26

14 votes

Is it possible to have a multivariate random distribution with all its random variables (pair-wise) reverse correlated?

answered Nov 17 at 4:59

11 votes

random number generation of truncated multivariate normal distribution

answered Feb 15 at 11:31

10 votes

Accepted

Compute partial $\eta^2$ for all fixed effects anovas from a lme4 model

answered Dec 8, 2019 at 11:20

10 votes

Paired data comparison: regression or paired t-test?

answered Jun 21, 2018 at 9:38

8 votes

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Difference between (factor|group) and (1|factor:group) specifications in lme4

answered Sep 13, 2017 at 14:54

8 votes

Accepted

Why is $\mathbf\Phi^{\top}\mathbf\Phi$ a positive definite matrix?

answered Oct 15, 2022 at 14:56

7 votes

What is the difference between linear regression on y with x and x with y?

answered Jan 10, 2019 at 7:15

7 votes

Post hoc test after ANOVA with repeated measures using R

answered Jan 21, 2019 at 0:32

6 votes

How to determine Degrees of Freedom in Linear (Mixed Effect) Regression

answered Dec 8, 2019 at 12:15

6 votes

Accepted

Proof of corollary of Hoeffding's inequality

answered Sep 17, 2022 at 13:34

6 votes

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Show that $E [u] = 0$ and $cov(u,x_j)=0$ does not imply $E[u|x]=0$

answered Mar 12 at 11:59

6 votes

Help with a proof regarding empirical CDF

answered Jan 3 at 10:51

6 votes

Use of Relative Likelihoods in Statistics?

answered Jan 5 at 17:32

5 votes

Accepted

Hows does coefficient $b_1$ change when estimating $b_1 x_1+b_2 x_2+b_3 x_3$ instead of $b_1 x_1+b_2 x_2$

answered Aug 9, 2022 at 11:52

5 votes

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What is the Matrix form of the prediction interval for Weighted Least Squares Regression

answered Aug 14, 2022 at 19:24

5 votes

Recommended terminology for "statistically significant"

answered Dec 26, 2019 at 20:18

5 votes

Post hoc contrasts when only certain contrasts make sense

answered Jun 18, 2022 at 0:30

5 votes

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Which random effects to include in this GLMM?

answered Mar 2, 2019 at 15:29

5 votes

Accepted

Manually calculate the variance-covariance matrix for a fitted GLS model -- i.e., vcov(glsModel)

answered May 15 at 21:43

4 votes

Finding $\mathbb E(Y_1^2Y_2^2)$ when $(Y_1,Y_2)$ is normal

answered Jun 14 at 22:34

4 votes

Fisher Information for $\bar{X}^2 - \frac{\sigma^2}{n}$ with $X_1, \dots, X_n$ normally distributed

answered Jul 2 at 23:39

4 votes

Accepted

Get p-value about contrast hypothesis for rectangular matrix

answered May 19, 2018 at 19:41

4 votes

How do I calculate a confidence interval for the mean of a log-normal data set?

answered Aug 28, 2022 at 9:44

4 votes

Accepted

Simulating AR(2) Process With Initial Conditions

answered Sep 22, 2022 at 18:29

4 votes

What is likelihood actually?

answered Mar 14 at 11:17

4 votes

How to determine the limiting distribution of $Y=(\bar{X})^2$, where $X=(X_1,...,X_n)$ and $X_i \overset{\mathrm{iid}}{\sim} \textrm{Unif}(0,1)$?

answered Dec 1, 2022 at 22:57

4 votes

Accepted

How does this explanation of likelihood ratio make sense?

answered Dec 9, 2022 at 10:30

4 votes

What is meant by a "random variable"?

answered Jan 2 at 16:45

Stack Exchange Network

96 Answers

Is the t-test miscalibrated in R?

Is it possible that X and Y are uncorrelated but X can significantly predict Y?

Is it possible to have a multivariate random distribution with all its random variables (pair-wise) reverse correlated?

random number generation of truncated multivariate normal distribution

Compute partial $\eta^2$ for all fixed effects anovas from a lme4 model

Paired data comparison: regression or paired t-test?

Difference between (factor|group) and (1|factor:group) specifications in lme4

Why is $\mathbf\Phi^{\top}\mathbf\Phi$ a positive definite matrix?

What is the difference between linear regression on y with x and x with y?

Post hoc test after ANOVA with repeated measures using R

How to determine Degrees of Freedom in Linear (Mixed Effect) Regression

Proof of corollary of Hoeffding's inequality

Show that $E [u] = 0$ and $cov(u,x_j)=0$ does not imply $E[u|x]=0$

Help with a proof regarding empirical CDF

Use of Relative Likelihoods in Statistics?

Hows does coefficient $b_1$ change when estimating $b_1 x_1+b_2 x_2+b_3 x_3$ instead of $b_1 x_1+b_2 x_2$

What is the Matrix form of the prediction interval for Weighted Least Squares Regression

Recommended terminology for "statistically significant"

Post hoc contrasts when only certain contrasts make sense

Which random effects to include in this GLMM?

Manually calculate the variance-covariance matrix for a fitted GLS model -- i.e., vcov(glsModel)

Finding $\mathbb E(Y_1^2Y_2^2)$ when $(Y_1,Y_2)$ is normal

Fisher Information for $\bar{X}^2 - \frac{\sigma^2}{n}$ with $X_1, \dots, X_n$ normally distributed

Get p-value about contrast hypothesis for rectangular matrix

How do I calculate a confidence interval for the mean of a log-normal data set?

Simulating AR(2) Process With Initial Conditions

What is likelihood actually?

How to determine the limiting distribution of $Y=(\bar{X})^2$, where $X=(X_1,...,X_n)$ and $X_i \overset{\mathrm{iid}}{\sim} \textrm{Unif}(0,1)$?

How does this explanation of likelihood ratio make sense?

What is meant by a "random variable"?