Writing a linear model for anova with a nested design

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Zach
Zach le 21 Oct 2015
I am currently trying to create a fixed effect linear model using fitlm to run ANOVA on. My variables are 'Location','Block','Count','Disease', and response variable is 'Y'. My issue is that I am not sure what syntax I should use in the formula so that Blocks are nested within Location. My current model formula is:
lm1 = fitlm(table,'Y~Count*Disease*Location+Block','ResponseVar','Y','PredictorVars',...{'Count','Disease','Location','Block'},'CategoricalVar',{'Location','Block','Disease'});
This is giving me a linear model but it does not appear that Blocks are nested within location. Does anyone know how I should change my formula so blocks are nested within location?
Thanks

Réponses (1)

David Lewis
David Lewis le 12 Juin 2019
Here is the documentation for analysis of variance. An name/value option for nesting is included.

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