January 2010
Beginner
480 pages
15h 36m
Portuguese (Portugal, Brazil)
Content preview from USE A CABEÇA! ANÁLISE DE DADOS
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este é um novo capítulo 251
A Forma dos Números
9 histogramas
Quanto um gráfico de barras pode lhe dizer?
Existe um zilhão de maneiras de apresentar os dados com imagens, mas uma delas é especial.
Os histogramas, que são um pouco parecidos com os grácos de barras, são uma maneira super
rápida e fácil de resumir os dados. Você está prestes a utilizar esses pequenos grácos poderosos
para medir a abrangência, variabilidade e tendência central dos seus dados, e muito mais. Não
importa o tamanho do seu conjunto de dados, se você desenhar um histograma com eles, você
conseguirá “ver” o que está acontecendo dentre deles. E você está prestes a fazer ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.