Linked Questions

1
vote
0answers
216 views

How's Monte Carlo different from random sampling with replacement? [duplicate]

How's Monte Carlo different from random sampling with replacement? Because Wikipedia page for Monte Carlo says: Monte Carlo methods vary, but tend to follow a particular pattern: Define a ...
0
votes
0answers
48 views

Bootstrap: How to do a Confidence interval for the difference of two means? (Different sample distributions) [duplicate]

Can I apply a bootstrap from 2 samples that have different non-parametric distributions to get their mean difference? Can I do that with 2 group of data, that are non-parametric and have different ...
36
votes
3answers
25k views

Bootstrap vs. permutation hypothesis testing

There are several popular resampling techniques, which are often used in practice, such as bootstrapping, permutation test, jackknife, etc. There are numerous articles & books discuss these ...
48
votes
1answer
26k views

Bootstrap vs. jackknife

Both bootstrap and jackknife methods can be used to estimate bias and standard error of an estimate and mechanisms of both resampling methods are not huge different: sampling with replacement vs. ...
18
votes
1answer
16k views

Using bootstrap under H0 to perform a test for the difference of two means: replacement within the groups or within the pooled sample

Suppose that I have a data with two independent groups: ...
15
votes
1answer
10k views

Difference between Randomization test and Permutation test

In the literature the terms Randomization and Permutation are used interchangeably. With many authors stating "Permutation (aka randomization) tests", or vice versa. At best I believe the difference ...
2
votes
2answers
559 views

Correlation between a continous and integer variable

I would like to calculate the correlation between two variables. The first variable is continous and represents a performance measure. The second variable is an integer in the range from one to nine ...
6
votes
1answer
1k views

How to calculate probability of observing a value given a permutation distribution?

I have a single observation with value $x = 0.5$ that comes out from a complicated computational process. I would like to know what is the probability to observe such value by chance. To attempt to ...
0
votes
1answer
40 views

GLMMs, stable isotope distribution analysis

I am currently working with a set of samples of stable isotopic concentrations obtained from a group of individuals. I am trying to process this data through a glmm() from the package lme4 to ...
0
votes
1answer
25 views

Uncertainty in Enumerated Data

I am interested in assessing possible uncertainty in enumerated data. To do this, I randomly pick 80% of the enumerated data to predict the remaining 20% through a regression analysis. I reapeat the ...