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Statistical significance is a characteristic of a statistic viewed in light of a null hypothesis and a given significance level. It reflects whether the statistic belongs to the rejection region (is statistically significant) or the acceptance region (is not statistically significant).

1 vote
1 answer
73 views

How to test for statistical significance between three differently sized groups with categor...

I have data consisting of three type of tumors (see column names, counts per tumor at the bottom of each column). A tumor can be tested and be given a score (negative, weak, moderate, strong). The cel …
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3 votes
1 answer
651 views

Comparing the AUC of two models by using a combination of nested cross-validation and bootst...

Main question: I have an imbalanced binary labeled dataset (6% positive labels) and two different methods of training a predictive model for binary classification (e.g. Tree Model vs. Neural Network), …
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  • 53