This page presents a table of upper critical values for Student's t Distribution, detailing threshold values \(t_{v,a}\) for various degrees of freedom (1 to infinity) and selected probabilities (0.00...This page presents a table of upper critical values for Student's t Distribution, detailing threshold values \(t_{v,a}\) for various degrees of freedom (1 to infinity) and selected probabilities (0.001 to 0.10). It indicates the probability of a t random variable exceeding these threshold values, exemplified by a 10% probability for 10 degrees of freedom with a t value of 1.372.