Daily update | 22 March, 2023

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Is post-hoc power analysis redundant too in the case of a *significant* result?

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Source: stats
Views: 50
Score: 5
Tags: hypothesis-testing statistical-power effect-size post-hoc


How cross validation works for feature selection (using stepwise regression)?

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Source: stats
Views: 24
Score: 3
Tags: regression cross-validation feature-selection model-selection stepwise-regression


Is the variance of the mean of a set of independent random variables equal to the average of their respective variances?

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Source: stats
Views: 41
Score: 2
Tags: variance mean random-variable standard-deviation


power analysis using r

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Source: stats
Views: 37
Score: 2
Tags: statistical-power analysis


Reduce dimensions of matrices with different shapes: Methods?

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Source: stats
Views: 26
Score: 2
Tags: r machine-learning feature-selection dimensionality-reduction

The End