head & tail Functions in R (6 Examples) | Data Frame, Vector & List Object | Extract First/Last Rows скачать в хорошем качестве

head & tail Functions in R (6 Examples) | Data Frame, Vector & List Object | Extract First/Last Rows

How to return the first or last part of a data object using the head and tail functions in the R programming language. More details: https://statisticsglobe.com/head-tail... R code of this video: data ＜- data.frame(x1 = letters[1:10], # Create example data x2 = 11:20) data # Print example data head(data) # Return head of data frame head(data, 4) # Return first four rows of data frame tail(data) # Return tail of data frame tail(data, 4) # Return last four rows of data frame vec ＜- 1:10 # Create example vector vec # Print example vector head(vec) # Apply head to vector object tail(vec) # Apply tail to vector object my_list ＜- list(1, # Create example list 5:9, letters[6:1], "xxx") my_list # Print example list head(my_list, 2) # Apply head to list object tail(my_list, 2) # Apply tail to list object Follow me on Social Media: Facebook – Statistics Globe Page:   / statisticsglobecom   Facebook – R Programming Group for Discussions & Questions:   / statisticsglobe   Facebook – Python Programming Group for Discussions & Questions:   / statisticsglobepython   LinkedIn – Statistics Globe Page:   / statisticsglobe   LinkedIn – R Programming Group for Discussions & Questions:   / 12555223   LinkedIn – Python Programming Group for Discussions & Questions:   / 12673534   Twitter:   / joachimschork   Music by bensound.com