For example, the sense of our hand can be easily felt by putting a chalk head on when there is nothing in our hand; but if we first put a brick on him and then put a chalk head gently In the above, it may be difficult to feel it. What's the reason? It's because there is a...
Before exploring error rates for methods aimed at detecting variance differences, it’s worth pointing out a paper by Zimmerman (2004), which looked at the error rates for a combo approach, in which a test of variance homogeneity is performed first, followed by a standard t-test or a Welsh...