Sample sizes for single-stage phase II clinical trials in the literature are often based on exact (binomial) tests with levels of significance (alpha (α) <5% and power >80%). This is because there is ...

In high dimensions, the classical Hotelling's T² test tends to have low power or becomes undefined due to singularity of the sample covariance matrix. In this article, this problem is overcome by ...

Mainland and Sutcliffe [1953] and Bennett and Hsu [1960] have calculated the power of the exact conditional (Fisher-Irwin) test for differences between proportions. We have performed similar ...

What is Fisher's exact test? Fisher’s exact test is a statistical hypothesis test used to assess the association between two binary variables in a contingency table and is particularly useful when ...

(Reuters) – Exact Sciences Corp said its molecular screening test for colorectal cancer met a late-stage trial goal of detecting the disease in more patients than other commonly used tests, but shares ...