Wilcoxon's matched pairs rank test
Look at other dictionaries:
signed rank test — a nonparametric statistical test for ordinal data, comparing two populations of data by examining the differences between matched pairs in the two populations. It is based on the signed rank statistic, calculated by arranging all samples in order … Medical dictionary
Student's t-test — A t test is any statistical hypothesis test in which the test statistic follows a Student s t distribution if the null hypothesis is supported. It is most commonly applied when the test statistic would follow a normal distribution if the value of … Wikipedia