Recent content by TheRobster

Aren't F-tests part of ANOVA? Seem to remember it's the score that compares variance within groups with variance between groups? I have statistical software that gives F scores from ANOVA tests.

I know that one of the key conditions of performing an ANOVA test is that the variances of the groups has to be broadly similar. I have some data sets that I need to compare and the variance of some of them is very different to the rest. Surely this in itself proves (indicates?) that the samples...

Hi all, I've been asked to learn how to use the R for statistics software at work. I know "basic" stats theory such as linear/multiple regression, t-tests, ANOVA etc, and have used other software packages such as Excel, SPSS, but never R. Can anyone recommend any good books/websites to get me...

Hi, Thanks for the reply although I am not sure if that approach works since I don't think the shape can be treated at a truncated pyramid. In order for the truncated pyramid formula to work, do the sides of the pyramid have all meet at a single point (apex?) at the top if they were continued...

Hi all, First post here so 1) hello everyone, and 2) I have a problem that I am having trouble solving and was hoping to get some help from the folks on here. I am trying to work out the formula for calculating the volume of a lozenge-shaped pond. I think this is basically a problem...