Bootstrap & Permutation

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Bootstrap Confidence Interval

Estimate uncertainty for any statistic via resampling with replacement (percentile & BCa methods).

SETTINGS

Variable

Statistic

Confidence Level

Resamples (B)

Method

Bootstrap Two-Sample Test

Test whether two groups differ in their means using the shift-bootstrap method.

SETTINGS

Outcome Variable

Group Variable

Resamples (B)

Alternative

Permutation Two-Sample Test

Exact non-parametric test: shuffles group labels to build the null distribution of the mean difference.

SETTINGS

Outcome Variable

Group Variable

Permutations

Alternative

Permutation Correlation Test

Tests whether the correlation between two variables is significantly different from zero by permuting one variable.

SETTINGS

X Variable

Y Variable

Method

Permutations

Permutation One-Way ANOVA

Non-parametric F-test: permutes group assignments to build the null distribution of the F-statistic.

SETTINGS

Outcome Variable

Group Variable

Permutations