# Category: Methods

## How to calculate proportion in a table

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...

## How to Calculate a Bootstrap Standard Error in R

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...

## Confidence Intervals Explained

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 in R

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...

## Markov Chain Introduction in R

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

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

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

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 start by making the...

## Imputing missing values in R

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...

## How to Calculate a Cumulative Average in R

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...