Converting vectors to numeric in mixed-type dataframe

Coercing variables of character and numeric type into a single dataframe yields all vectors to be defined as factors all <- data.frame(cbind(site, year, model, x, y, z)) The following converts selected variables from "factor" back to "numeric" all$x <- as.numeric(x) all$y <- as.numeric(y) all$z <- as.numeric(z)

About greg

Atmospheric chemistry researcher and university teacher. Data analysis/chemometrics specialist (PCA, PCR, Cluster analysis, SOM)
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