A typical animal carcinogenicity experiment routinely analyzes approximately 10-30 tumor sites. Comparisons of tumor responses between dosed and control groups and ...

In statistical practice P-values are regularly used to express the amount of evidence in the data, but there is no agreement on how to compute two-sided P-values when the sampling distributions are ...

Which p-value calculator is best? While determining the p-value of a null hypothesis might seem like it has little significance to your day-to-day life, the opposite is true. This is especially true ...