4. Analysis of variance

4.1 Single-entry analysis of variance

In this paragraph, we will take up the example studied by Jacques Poirier in the article [R 260] Analysis of variance and regression. Design of experiments and present the results provided by SAS and R.

The question posed was: does the manipulator determining the chemical composition of a blast furnace slag influence the result observed?

The first manipulator obtains the following values:

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Analysis of variance

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Bibliography

(1) - PHAN (T.), ROWENCZYK (J.-P.) - « Statistique et Probabilités » - Éditions Dunod (exercices et Problèmes, sciences sup) (2007).
(2) - POIRIER (J.) - « Analyse de la variance et de la régression, Plans d'expérience » - Éditions Techniques...