Summary

Sumario Intro RStudio (interfaz, funciones, graficos, data management)

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Course
8001 Análisis de Datos para Ciencias Sociales (8001)

Institution
Torcuato Di Tella University ( )

Manual introductorio al programa para manejo de datos R / RStudio. Incluye explicacion de la interfaz, funciones, gráficos, data management, data wrangling, etcetera.

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Uploaded on November 11, 2024
Number of pages 21
Written in 2024/2025
Type Summary

rstudio
intro r
intro rtudio
r graphs
analisis de datos
ciencias sociales
ciencias economicas
manual r
r

Institution
Torcuato di Tella University ( )
Course
8001 Análisis de Datos para Ciencias Sociales (8001)

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Intro RStudio & Stata

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1. Summary - Intro rstudio (interfaz, funciones, graficos, data management)
2. Summary - Intro stata (interfaz, funciones, graficos, data management, etc)
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Intro a RStudio - Farias Malena
Manual de uso para RStudio realizado por Malena Farias
para el curso “Análisis de Datos para Ciencias Sociales” en
la Universidad Torcuato Di Tella, dictada por Camila Navajas
Ahumada.

Introducción
Interfaz

Intro a RStudio - Farias Malena 1

, Set Working Directory
Setear working directory
setwd("/")

Ver working directory
getwd()

O puedo hacer Session > Set Working Directory > Choose Directory

Console Window
Código en azul → comando correctamente ejecutado.

Signo >| con la barra parpadeando, indica que R está listo para procesar
nuevas instrucciones.

Objetos
Una base de datos

Un subset de esa base de datos

Un número

Un texto string

Una función

Cargar base de datos
CSV

nombre <- read.csv("archivo.csv")

RData

nombre <- load("archivo.RData")

DTA

Intro a RStudio - Farias Malena 2

, nombre <- load("archivo.dta")

XLSX (Excel)

library(readxl)
nombre <- read_excel("archivo.xlsx")

Guardar base de datos
CSV

write.csv(nombre, file = "archivo.csv")

RData

save(nombre, file = "archivo.RData")

Data Frames
Es una colección de vectores

Funciones útiles para usar con data frames

names(): muestra un vector con el nombre de las varia
nrow(): muestra el número de filas
ncol(): muestra el número de columnas
dim(): combina ncol() y nrow() en un solo vector
summary(): produce un summary de la data
head(): muestra las primeras 6 observaciones
tail(): muestra las últimas 6 observaciones

Uso [] para extraer fragmentos de bases de datos

Primeras 3 obs de una variable
objeto[1:3, "variable2"]
objeto[1:3, 2]

Primeras 3 obs de todas las variables

Intro a RStudio - Farias Malena 3

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