Recent content by StatsWizard

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    Compare regression coefficients

    For reference, you can take a look at constructing a Bland-Altman plot in Excel.
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    Is ANOVA right for me?

    This is an example of, as staassis mentioned above, a repeated-measures ANOVA, which differs from a standard one-way ANOVA. For a quick primer on repeated measures ANOVA, check out this tutorial: https://www.statology.org/one-way-repeated-measures-anova/
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    Simple Probability

    For anyone struggling with a similar probability problem, you might find this tutorial helpful: http://www.statology.org/probability-using-sample-spaces/
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    Sum of two normal distributions

    You might find this brief tutorial helpful on combining random variables: http://www.statology.org/combining-random-variables/ Basically, if you have random variables X and Y, then when you add X and Y, you can form a new random variable Z. The mean of Z is μZ = μX + μY The variance of Z is...