Gordon Smyth's user avatar
Gordon Smyth's user avatar
Gordon Smyth's user avatar
Gordon Smyth
  • Member for 7 years, 6 months
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45 votes

Difference between LOESS and LOWESS

30 votes
Accepted

Continuous generalization of the negative binomial distribution

28 votes
Accepted

R: calculate p-value given Chi Squared and Degrees of Freedom

27 votes
Accepted

If the sum of the probabilities of events is equal to the probability of their union, does that imply that the events are disjoint?

23 votes
Accepted

What does the assumption of the Fisher test that "The row and column totals should be fixed" mean?

19 votes

Binomial-binomial is binomial?

18 votes

If we know A is independent of B, why isn't P(A|B,C) = P(A|C) necessarily true?

17 votes

Can a model for non-negative data with clumping at zeros (Tweedie GLM, zero-inflated GLM, etc.) predict exact zeros?

17 votes

Many p-values are equal to 1 after Bonferroni correction; is it normal?

16 votes
Accepted

Linear Regression + confounder

15 votes
Accepted

Given a GLM using Tweedie, how do I find the coefficients?

15 votes
Accepted

How to read scientific notation output (numbers that include "e")?

13 votes

Why does the glm function converge and not give an error when all y's are equal to the same value?

12 votes
Accepted

Polynomial Chebyshev Regression versus multi-linear regression

12 votes
Accepted

In linear regression, does $R^2$ really measure the fraction of explained variation?

11 votes
Accepted

What precisely does it mean to borrow information?

11 votes
Accepted

Does scaling a central $\chi^2$ distribution produce a non-central $\chi^2$ distribution?

11 votes
Accepted

Is there a way to calculate R-squared in OLS without computing the coefficients?

11 votes

How should this BBC chart (Brexit correlation between education and results) have been drawn?

10 votes
Accepted

What are .RDX and .RDB files for R?

10 votes

What is the reason behind the name "adonis" (for permutational MANOVA)?

10 votes

Non normal residuals for Tweedie GLM

10 votes
Accepted

How bad is Cholesky decomposition for OLS?

10 votes
Accepted

Deviance for Gamma GLM

10 votes
Accepted

Is it wrong to use sufficent statistc estimated from the data as a prior in Bayesian data analysis?

10 votes
Accepted

How to correct underdispersion in logistic regression

9 votes
Accepted

Using the letter P to represent an event

9 votes
Accepted

Tweedie Dispersion Parameter Estimation Methods

9 votes
Accepted

Different P value of Mann-Whitney-Wilcoxon between R and Stata

9 votes
Accepted

How does this test compares to Pearson's test?

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