You can use one of the following methods to change the x-axis labels on a boxplot in R: Method 1: Change Axis Labels of Boxplot…

# Author: Zach

One common warning you may encounter in R is: `stat_bin()` using `bins = 30`. Pick better value with `binwidth`. This warning appears when you use…

There are two common ways to save R output to a text file: Method 1: Use the sink() Function #define file name sink(“my_data.txt”) #write this…

One of the most common metrics used to measure the forecasting accuracy of a model is WMAPE, which stands for weighted mean absolute percentage error. The…

There are three common ways to drop columns from a data frame in R by name: Method 1: Use Base R #drop col2 and col4…

There are two methods you can use to convert a numeric variable to a factor variable in R: Method 1: Use as.factor() df$factor_variable <- as.factor(df$numeric_variable)…

One warning message you may encounter when using R is: Warning message: In cbind(A, B, C) : number of rows of result is not a…

One error message you may encounter when using R is: Error in `colnames<-`(`*tmp*`, value = c(“var1”, “var2”, “var3”)) : attempt to set ‘colnames’ on an…

One error message you may encounter when using R is: Error in colMeans(x, na.rm = TRUE) : ‘x’ must be numeric This error usually occurs…

You can use various functions from the lubridate package in R to convert a character column to a date format. Two of the most common functions…