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Nizamuddin Siddiqui has Published 2307 Articles
![Nizamuddin Siddiqui](https://www.tutorialspoint.com/assets/profiles/218290/profile/60_42434-1594357075.jpg)
Nizamuddin Siddiqui
70 Views
To divide matrix row values by row maximum 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 maximum.Create the matrixLet’s create a matrix as shown below − Live DemoM
![Nizamuddin Siddiqui](https://www.tutorialspoint.com/assets/profiles/218290/profile/60_42434-1594357075.jpg)
Nizamuddin Siddiqui
303 Views
To expand a matrix rows by its index position in R, we can follow the below steps −First of all, create a matrix.Then, use rep and seq_len function with nrow to expand the matrix rows by their index position.Create the matrixLet’s create a matrix as shown below − Live DemoMRead More
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Nizamuddin Siddiqui
312 Views
To create a boxplot using ggplot2 with aes_string in R, we can follow the below steps −First of all, create a data frame with one string and one numerical column.Then, use aes_string function of ggplot2 package to create the boxplot.Create the data frameLet's create a data frame as shown below ... Read More
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Nizamuddin Siddiqui
534 Views
To create a bar chart for single vector using ggplot2 in R, we can follow the below steps −First of all, create a vector and melt it using melt function of reshape2 package and save the melted data.Then, create the bar chart with melted data using ggplot2.Create the vector and ... Read More
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Nizamuddin Siddiqui
1K+ Views
To save column means into a data frame in R, we can follow the below steps −First of all, create a data frame.Then, find column means using colMeans function and save it in an object.After that, use as.data.frame function to save the columns means into a data frame.Create the data ... Read More
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Nizamuddin Siddiqui
180 Views
To find the row that has maximum number of duplicates in an R matrix, we can follow the below steps −First of all, create a matrix.Then, convert matrix into data.table then use order function with head function to find the row that has maximum number of duplicates.Create the matrixLet’s create ... Read More
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Nizamuddin Siddiqui
115 Views
To create a scatterplot in base R with points depending on categorical column, we can follow the below steps −First of all, create a data frame.Then, use plot function to create the scatterplot with col argument and using categorical column with factor function.Create the data frameLet's create a data frame ... Read More
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Nizamuddin Siddiqui
298 Views
To create two horizontal lines with different color after a threshold in R, we can follow the below steps −First of all, create a plot in base R.Then, add a line to the plot using abline function.After that, use segments function to partially change the color of the line.Create the ... Read More
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Nizamuddin Siddiqui
694 Views
To limit the length of regression line using ggplot2 in R, we can follow the below steps −First of all, create a data frame.Then, create the scatterplot using ggplot2 with regression line.After that, create the scatterplot with regression and add xlim function.Create the data frameLet's create a data frame as ... Read More
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Nizamuddin Siddiqui
3K+ Views
To add regression residuals to data frame in R, we can follow the below steps −First of all, create a data frame.Then, use lm function to create the regression model and find the residuals using resid function and adding them to the data frame with $ operator.Create the data frameLet's ... Read More