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Sandip

Error handling in R: try-catch statements, assertions

May 21, 2023 by Sandip

In R, you can handle errors and exceptions using try-catch statements and assertions. ## Try-catch statements # Define a function that may generate an error divide

Categories R Programming

Object-oriented programming in R: creating classes, methods, inheritance

May 21, 2023 by Sandip

In R, you can perform object-oriented programming (OOP) by creating classes, methods, and inheritance. Here are some examples: ## Creating classes # Define a class for a person setClass(“Person”, slots = list(name = “character”, age = “numeric”)) # Create an instance of the class person1

Categories R Programming

Functions in R: creating functions, parameters, return statements

May 21, 2023 by Sandip

In R, you can create your own functions to perform specific tasks. Here are some examples of creating functions, using parameters, and return statements: ## Creating functions # Define a function to calculate the mean of a vector mean_vector

Categories R Programming

Control flow statements: if-else statements, for loops, while loops in R

May 21, 2023 by Sandip

In R, you can use various control flow statements, including if-else statements, for loops, and while loops. Here are some examples: ## if-else statements # Generate some data set.seed(123) x 0) { print(“x is positive”) } else { print(“x is negative or zero”) } In this code, we first generate some data using the `rnorm()` … Read more

Categories R Programming

Machine learning: decision trees, random forests, support vector machines in R

May 21, 2023 by Sandip

In R, you can perform various machine learning tasks, including decision trees, random forests, and support vector machines. Here are some examples: ## Decision trees # Load the rpart package library(rpart) # Generate some data set.seed(123) x

Categories R Programming

Clustering analysis: k-means, hierarchical clustering in R

May 21, 2023 by Sandip

In R, you can perform clustering analysis, including k-means clustering and hierarchical clustering. Here are some examples: ## k-means clustering # Load the cluster package library(cluster) # Generate some data set.seed(123) x

Categories R Programming

Time series analysis: forecasting, ARIMA models in R

May 21, 2023 by Sandip

In R, you can perform time series analysis, including forecasting and ARIMA models. Here are some examples: ## Forecasting # Load the forecast package library(forecast) # Generate some data set.seed(123) x

Categories R Programming

Regression analysis: linear regression, logistic regression in R

May 21, 2023 by Sandip

In R, you can perform regression analysis, including linear regression and logistic regression. Here are some examples: ## Linear regression # Generate some data x

Categories R Programming

Hypothesis testing: t-tests, ANOVA, chi-squared tests in R

May 21, 2023 by Sandip

In R, you can perform various hypothesis tests, including t-tests, ANOVA, and chi-squared tests, among others. Here are some examples: ## t-tests # One-sample t-test x

Categories R Programming

Descriptive statistics: mean, median, mode, standard deviation, variance in R

May 21, 2023 by Sandip

In R, you can easily calculate descriptive statistics such as mean, median, mode, standard deviation, and variance using built-in functions. Here are some examples: ## Mean x

Categories R Programming
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