homogeneity of variance

2002-02-14 Thread Thomas Souers
Hello, I have another question regarding one-way ANOVA. I have noticed that in some books, nothing is said about what you can do when the factor level variances are unequal. In Neter's big book, transformations are recommended. If the data are approximately normal, why not just use a Satter

one-way ANOVA question

2002-02-08 Thread Thomas Souers
Hello, I have two questions regarding multiple comparison tests for a one-way ANOVA (fixed effects model). 1) Consider the "Protected LSD test," where we first use the F statistic to test the hypothesis of equality of factor level means. Here we have a type I error rate of alpha. If the global

modes of convergence

2002-01-20 Thread Thomas Souers
Hi, I am having some difficulties with the interpretation of particular modes of convergence. I was wondering if someone could clarify what convergence in distribution and in probability really mean in English (if this is possible). For example, with convergence in distribution I understand

question about binomial distribution

2000-10-24 Thread Thomas Souers
I have a question regarding basic statistics, and while it might seem foolish to some of you, I would greatly appreciate any help: Suppose a variable can assume two values, success ( 1, probability p ) or failure ( 0, probability 1-p ). If n trials are independent and the probability of success