1. a print produced by lithography. 2. duplicator that prints by lithography; a flat surface (of stone or metal) is treated to absorb or repel ink in the desired pattern. Familiarity information: LITHOGRAPH used as a noun is rare. â¢ LITHOGRAPH (verb).
1 The P-value is the probability of observing a sample statistic as extreme as the test statistic. 2  Since the test statistic is a t-score, use the t Distribution Calculator to assess the probability associated with the t-score, given the degrees of freedom computed above.
Six Steps to Conducting a Statistical Test. A reminder of what is a p-value in hypothesis testing: P-value is a probability of obtaining a value of the test statistic or a more extreme value of the test statistic assuming that the null hypothesis is true. Caution: Sometimes p-value is also referred to as the level of significance.