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f1r3br4nd
  • Member for 13 years, 1 month
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27 votes
5 answers
5k views

Do statisticians assume one can't over-water a plant, or am I just using the wrong search terms for curvilinear regression?

24 votes
2 answers
5k views

Recovering raw coefficients and variances from orthogonal polynomial regression

17 votes
1 answer
9k views

How to setup and interpret ANOVA contrasts with the car package in R?

13 votes
2 answers
4k views

Longitudinal data: time series, repeated measures, or something else?

13 votes
1 answer
7k views

What do interactions of spline and non-spline terms mean?

10 votes
1 answer
5k views

How to specify a contrast matrix (in R) for the difference between one level and an average of the others?

9 votes
2 answers
4k views

K-Fold Cross Validation for mixed-effect models: how to score them?

8 votes
1 answer
243 views

The distribution of a sufficient statistic

6 votes
1 answer
152 views

Is the following an error-in-variance problem, and is there a recommended R (or SAS) package for it?

6 votes
2 answers
1k views

Variable selection for time covariate

4 votes
1 answer
176 views

How does one build/find a mathematical model for a convex relationship?

4 votes
1 answer
593 views

If I'm calculating FDR or q-value for a collection of linear models, should each term be considered separately?

4 votes
1 answer
587 views

Collinearity problems when analyzing age-dependent variable with age-at-death as a predictor

4 votes
2 answers
2k views

Practical definition of a UMP test?

4 votes
2 answers
785 views

What is the name for the test whose results are printed by summary.lm (in R)?

3 votes
0 answers
41 views

What are the requirments for the sequence term in a power series distribution? Why is the binomial distribution one?

3 votes
2 answers
75 views

Bootstrapping x and y of curve maximum

3 votes
1 answer
3k views

Should I include an interaction term for a covariate if I expect it to be correlated with one or more of the variables?

3 votes
0 answers
1k views

How to interpret the frailty terms in a coxph.penal model?

3 votes
1 answer
2k views

How to get equivalent ANOVA in R for a model with and without a random effect?

2 votes
1 answer
300 views

Can median polish be used for hypothesis testing?

2 votes
0 answers
702 views

Lagged term in time series with stationary errors: too good to be true?

2 votes
0 answers
150 views

How to find conditional distribution for Rao-Blackwellizing an estimator?

1 vote
0 answers
36 views

How do I find corresponding clusters in independent samples?

1 vote
0 answers
176 views

How to algorithmically find plausible covariates at which to plot predicted responses?