Recent content by TheRobster

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    Can ANOVA Be Used with Unequal Variances?

    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.
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    Can ANOVA Be Used with Unequal Variances?

    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...
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    How can I learn R for statistics software without prior knowledge?

    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...
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    Volume of a lozenge shaped pond

    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...
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    Volume of a lozenge shaped pond

    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...
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