R Advanced

How to Set and Get Working Directory [setwd() and getwd()] in R

Set the current working directory The setwd() function sets the working directory to the new location, allowing us to change…

2 days ago

Standard deviation in R [Using sd() Function]

The sd() function in R calculates the sample standard deviation of a numeric vector or an object, excluding factors. It…

3 days ago

R dnorm(): Probability Density Function

The dnorm() function in R calculates the value of the probability density function (pdf) of the normal distribution of a…

4 days ago

Understanding of rnorm() Function in R

The rnorm() method in R generates random numbers from a normal (Gaussian) distribution, which is characterized by a bell-shaped curve…

2 weeks ago

cbind() Function: Binding R Objects by Columns

R cbind (column bind) is a function that combines specified vectors, matrices, or data frames by columns, creating a new…

4 weeks ago

rbind() Function: Binding Rows in R

The rbind() function combines R objects, such as vectors, matrices, or data frames, by rows. It stacks rows vertically. The…

4 weeks ago

Calculating Natural Log using log() Function in R

The log() function calculates the natural logarithm (base e) of a numeric vector. By default, it calculates natural log, but…

1 month ago

Printing an Output of a Program in R

When working with R in an interactive mode, you don't need to use any functions or methods to print the…

2 months ago

How to Calculate Variance in R

To calculate the sample variance (measurement of spreading) in R, you should use the built-in var() function. It calculates the…

3 months ago

tryCatch() Function in R

The tryCatch() function acts as a mechanism for handling errors and other conditions (like warnings or messages) that arise during…

3 months ago