What are the non-parametric alternatives to the paired t-test?

Sep 26, 2024 ... I had to transform a variable to a student t distribution, nice and easy in JMP using Analyze << Distribution << Selecting your variable then clicking the red ... Like the normal distribution, the t- distribution is symmetric. If you think about folding it in half at the mean, each side will be the same. Like a standard ... 2 . In addition, the mean, variance, skewness and kurtosis of the Student's t distribution are. E(X) =. Jul 1, 2020 ... The Student-T so-defined is understood to be the fat-tailed cousin of a Normal distribution with standard deviation equal to scale. May 27, 2021 ... Key Differences: With only a single degree of freedom, the t-distribution is much flatter and has fatter tails than the standard normal ... TDist: The Student t Distribution. Description. Density, distribution function, quantile function and random generation for the t distribution with df degrees ... The number of degrees of freedom used should be equal to the sample size minus the number of estimated parameters. In t tests the estimated parameter is the ... Nov 15, 2022 ... The entropy of a Student t random variable with ν degrees of freedom is asymptotically \frac{1}{2} + \frac{\log 2\pi}{2} + \frac{1}{\nu} for large Jun 22, 2014 ... The t-distribution was later constructed as a means to define how this normal distribution is altered based upon probable error of the mean. Statistics in Python: Student's t-Distributions ... Student's t-Distributions are a generalisation of the standard normal distribution. Their exact shapes depend ...