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The P values are computed from t and df, accounting for multiple comparisons. ... They differ in how they compute the P value from t and df. The details are ...

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There are many ways to compute the confidence itnerval of a value from a Poisson distribution. ... Define P to be the desired confidence level. If you want ...

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The fraction of those without the disease correctly identified as negative by the test. Positive predictive value. The fraction of people with positive tests ...

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It is designed to display the raw data and the confidence interval for the difference between means, and thus put less emphasis on the P-value (1). Below is ...

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Three-way ANOVA compares the means. It is possible to have a tiny P value – clear evidence that the population means are different – even if the distributions ...

https://www.graphpad.com/guides/prism/latest/statistics/

... P value (null hypothesis: the AUC is 0.5). Read more about ROC curves for logistic regression for even more information and some of the math involved ...

https://www.graphpad.com/guides/prism/latest/curve-fitting/

Based on a recommendation from Maxwell and Delaney (p 545, reference ... The value of epsilon gets smaller with more violation of sphericity, but its value ...

https://www.graphpad.com/guides/prism/latest/statistics/

Critical values are calculated by an equation that includes the chosen p value and the sample size (mathematically represented as degrees of freedom in the ...

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A very common experimental design involves measuring some response value in different groups related by a small number of categorical variables. For example ...

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When analyzing a contingency table, the p value indicates a significant difference (P ... How does the QuickCalcs Post Test Calculator work?(2201) How ...

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