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October 26, 2017 22:40
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3rd class working with R language
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| attach(Banco_1) | |
| selecao <- Banco_1 [,c('id', 'Situacao')] | |
| selecao | |
| selecao <- Banco_1 [10:20, c('id', 'Situacao')] | |
| selecao | |
| selecao <- Banco_1 [Banco_1$sexo == 'masculino',] | |
| selecao | |
| selecao <- Banco_1 [Banco_1$sexo == 'masculino' & Banco_1$idade >= 30,] | |
| selecao | |
| uniao <- rbind(Apend_1, Apend_2) | |
| uniao | |
| Apend_22$Lazer <- c('') | |
| Apend_22 | |
| library(plyr) | |
| append <- rbind.fill(Apend_11, Apend_22) | |
| append | |
| chave <- merge(Apend_A, Apend_B, by=c('id')) | |
| chave | |
| greaterThan30 <- chave [chave$Idade >= 30,] | |
| greaterThan30 | |
| merge(Uniao_1, uniao_2, by=c('id'), all.x = TRUE) | |
| merge(Uniao_1, uniao_2, by=c('id'), all.y = TRUE) |
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