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G. Grothendieck's user avatar
G. Grothendieck's user avatar
G. Grothendieck's user avatar
G. Grothendieck
  • Member for 12 years, 11 months
  • Last seen this week
18 votes

How to use DLM with Kalman filtering for forecasting

17 votes
Accepted

Measuring Standard Error of two or more coefficients combined

8 votes

Why do we say the outcome variable "is regressed on" the predictor(s)?

8 votes

Random Effects Design Matrix

7 votes
Accepted

Interpreting and troubleshooting nls in R with quadratic plateau model

6 votes

Why null deviance is different from my manual calculations?

6 votes
Accepted

How to get exponential regression equation after performing linear regression on the log transformed equation?

6 votes

nls() singular gradient matrix at initial parameter estimates error

5 votes

What is the relationship between event and random variable?

4 votes

Computing the Standard Error of the Estimate from the ANOVA table

4 votes

What is the main difference between multiple R-squared and correlation coefficient?

4 votes
Accepted

Intuition behind projection matrix

3 votes

Intuitive explanation for dividing by $n-1$ when calculating standard deviation?

3 votes
Accepted

Should I use Cox model?

3 votes

Difference between random effetcs and dummy coding of a categorical variable

3 votes
Accepted

Delta method for estimating a ratio involving variance and mean

3 votes

How to make a confusion matrix when testing a model on data with only positive cases?

3 votes

Using information on both sides of a 'gap' in time series data for imputation

3 votes

R (linear regression) two coefficients for one variable possible?

3 votes

Demeaning variables in OLS

2 votes

Conflicting results of Type III sum of squares in ANOVA in SAS and R

2 votes

Assessing differences in slope of a loess (or any smoother) fit

2 votes
Accepted

Which test should I use? paired t-tests or ANOVA?

2 votes

Analytical solution of a simple regression with fixed intercept

2 votes

How is Y Normally Distributed in Linear Regression

2 votes

Question regarding matrix notation

2 votes
Accepted

How to decompose total slope into between-group and within-group contributions?

2 votes

How does logistic growth rate coincide with the slope of the line in the exponential phase of the growth?

2 votes

Fit a sinusoidal term to data

2 votes
Accepted

Intuition for $RSS_2 - RSS_1$ having chi-square distribution in F-test for linear models