March 2018
Intermediate to advanced
528 pages
13h 2m
Portuguese (Portugal, Brazil)
Content preview from R para Data Science
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CAPÍTULO 9
Arrumando Dados com tidyr
Introdução
Famílias felizes são todas iguais; toda família infeliz é infeliz da sua própria maneira.
— Leo Tolstoy
Conjuntos de dados arrumados são todos iguais, mas cada conjunto de dados bagunçado
é bagunçado de sua própria maneira.
— Hadley Wickham
Neste capítulo você aprenderá uma maneira consistente de organizar seus dados em
R, uma organização chamada dados tidy (dados arrumados). Colocar seus dados nesse
formato requer algum trabalho inicial, mas esse trabalho vale a pena no longo prazo.
Uma vez que tiver os dados tidy e as ferramentas tidy fornecidas pelos pacotes do ti-
dyverse, você passará muito men ...
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