November 2024
Intermediate to advanced
578 pages
14h 25m
French
book
R pour la science des données, 2e édition
by Hadley Wickham, Mine Cetinkaya-Rundel, Garrett Grolemund
Content preview from R pour la science des données, 2e édition
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Chapitre 11. La communication
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Introduction
Au chapitre 10, tu as appris à utiliser les diagrammes comme outils d'exploration. Lorsque tu fais des tracés exploratoires, tu sais - avant même de regarder - quelles variables le tracé va afficher. Tu as créé chaque graphique dans un but précis, tu as pu l'examiner rapidement et tu es passé au graphique suivant. Au cours de la plupart des analyses, tu produiras des dizaines ou des centaines de graphiques, dont la plupart sont immédiatement jetés.
Maintenant que tu comprends tes données, tu dois communiquer ta compréhension aux autres. Ton public ne partagera probablement pas tes connaissances de base et ne sera pas profondément investi dans les données. Pour aider les autres à se construire rapidement un bon modèle mental des données, tu devras investir des efforts considérables pour rendre tes tracés aussi explicites que possible. Dans ce chapitre, tu découvriras certains des outils que ggplot2 met à ta disposition pour ce faire.
Ce chapitre se concentre sur les outils dont tu as besoin pour créer de bons graphiques. Nous partons du principe que tu sais ce que tu veux et que tu as juste besoin de savoir comment le faire. C'est pourquoi nous te recommandons vivement d'accompagner ce chapitre d'un bon livre de visualisation générale. Nous aimons particulièrement The Truthful Art d'Albert Cairo (New Riders). ...
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