Top "P-value" questions

In statistical significance testing the p-value is the probability of obtaining a test statistic at least as extreme as the one that was actually observed.

Error using t.test() in R - not enough 'x' observations

I try to conduct a t.test, but it gives me such a mistake. Error using t.test() in R …

r statistics p-value
Finding Two-Tailed P Value from t-distribution and Degrees of Freedom in Python

How do I determine the P Value of a t-distrobution with n degrees of freedom. Research on this subject points …

python statistics scipy p-value
R ggplot2 boxplots - ggpubr stat_compare_means not working properly

I am trying to add significance levels to my boxplots in the form of asterisks using ggplot2 and the ggpubr …

r ggplot2 boxplot p-value ggpubr
Error using t.test - not enough 'x' observations

I have data where methylation has been measured. The data: data.frame, 900 observations x 70 patients [30 ctrl, 40 case], all values are …

r p-value