To create density plot with manually setting the colors of categories, we can follow the below steps −Frist of all, create a data frame.Load ggplot2 package and creating the density plot for the categories.Create the density plot for the categories in the data frame by using scale_fill_manual function.Create the data ... Read More

To find the row minimum excluding zero in R data frame returning 0 if all 0, we can follow the below steps −First of all, create a data frame.Then, find the row minimum by excluding zero using if function with apply function.Example1Create the data frameLet's create a data frame as ... Read More

To create a horizontal line in ggplot2 graph with different in R, we can follow the below steps −First of all, create a data frame.Then, create a plot using ggplot2 using geom_hline function having horizontal line.After that, create the same plot with line color defined with col argument.Create the data ... Read More

To perform Friedman test in R, we can follow the below steps −First of all, create a matrix.Then, use friedman.test function to perform the Friedman test.Example1Create the matrixLet's create a data matrix as shown below − Live DemoFirst

To divide matrix row values by row sum in R, we can follow the below steps −First of all, create a matrix.Then, use apply function to divide the matrix row values by row sum.Create the matrixLet’s create a matrix as shown below − Live DemoM

To create stacked bar chart using ggvis, we can follow the below steps −First of all, create a data frame.Create the horizontal stacked bar chart with layer_rects function of ggvis package.Create the data frameLet's create a data frame as shown below − Live DemoGroup

To find the maximum of each outcome of two throws of a die, we can follow the below steps −Create the outcome of two throws of a die using expand.grid function.Finding the maximum of each outcome using pmin function.Generating the outcome of two throws of a dieUse expand.grid function to ... Read More

To divide matrix rows by number of columns in R, we can follow the below steps −First of all, create a matrix.Then, use apply function to divide the matrix rows by number of columns.Create the matrixLet’s create a matrix as shown below − Live DemoM

To make all text size same in a plot created by using ggplot2 in R, we can follow the below steps −First of all, create a data frame.Then, create a chart using ggplot2.After that, create the same chart with theme function and change the text size using text argument.Create the ... Read More

To find the count of duplicate rows if they are greater than n in R data frame, we can follow the below steps −First of all, create a data frame.Then, count the duplicate rows if they are greater than a certain number using group_by_all, count, and filter function of dplyr ... Read More