Category: R

Calculate proportion in a table, To determine the value of each cell in a table as a proportion of all values, use the prop.table() function in R. The following is the fundamental syntax for...

Bootstrap Standard Error in R, Bootstrapping is a technique for calculating the standard error of a mean. The following is the basic procedure for calculating a bootstrapped standard error. Model Selection in Machine Learning...

A confidence interval (CI) is a set of numbers that most likely contains the value of an unknown population parameter. Given the properties of your sample data, these intervals represent a realistic domain for...

Predictive analytics models are crucial in the fields of data science and business analytics, and they have a big impact on a lot of different business operations. Depending on the data amount in terms...

The Markov chain is used to explain even the most complex real-time events. Markov chain is used in some form by speech recognition, text identifiers, path recognition, and many other Artificial Intelligence systems. In...

Monte Carlo analysis in R, If there’s one probability trick you should know, it’s how to write a Monte Carlo simulation. You can write a Monte Carlo simulation if you know how to program,...

Stock market predictions next week, let’s go right to the point; for the sake of illustration, we’ll choose one stock at random. Take a look at the “A” price data. During the trading day,...

Convert column to categorical in R, as.factor is used to convert a column to a categorical variable (). Let’s look at an example of how to convert column type to categorical in R. Let’s...

Imputing missing values in R, When an observation is missing in a column of a data frame or has a character value instead of a numeric value, it is referred to as a missing...

Cumulative Average in R, The average of a series of values up to a certain point is given by a cumulative average. In R, you can calculate the cumulative average of values using the...