Delete Duplicate Rows Based On Column Values in R (Example) | Select Unique Row | Order Data Frame
How to extract unique rows based on a logical condition in the R programming language. More details: https://statisticsglobe.com/delete-du...
R code of this video:
data ＜- data.frame(x = c("a", "a", "a", "a", "b", "b", "c"), # Create example data
y = c(3, 1, 4, 2, 1, 2, 1))
data # Print example data
data_default ＜- data[!duplicated(data$x), ] # Extract unique rows
data_default # Print data with unique rows
data_ordered ＜- data[order(data$y, decreasing = TRUE), ] # Order data
data_ordered # Print ordered data
data_highest ＜- data_ordered[!duplicated(data_ordered$x), ] # Unique rows of ordered data
data_highest # Print unique rows of ordered data
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