The term is best known as a mechanical effect, and is used as an analogy to a falling row of dominoes. It typically refers to a linked sequence of events where the time between successive events is relatively small.
9 terms. What is the difference between a z test and a t-test. Z: tests probability sample was drawn from a population with a known mean and known standard deviation. T; tests probability sample was drawn from a population with known mean but unknown standard deviation. z-test.
Lab assignment. t-tests with SPSS. There are basically two kinds of t-tests. The between-groups (or independent means) t-test is a statistical test designed to examine whether means from two different samples are significantly different from one another.ab assignment. t-tests with SPSS. There are basically two kinds of t-tests. The between-groups (or independent means) t-test is a statistical test designed to examine whether means from two different samples are significantly different from one another.