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Browsing Category

# Statistics

## Experimental Design And Its Application

Experimental Design is a vast concept. In this article, we will learn about: The various terminologies required to build the concept ( experimental units, treatments, experimental error, blocks). The three principles of Experimental Design…

## Comparison Between One Way and Two Way ANOVA

When it comes to research, in the field of business, economics, psychology, sociology, biology, etc. the Analysis of Variance, shortly known as ANOVA is an extremely important tool for analysis of data (both One Way and Two Way ANOVA is…

## Types of Sampling Techniques: Stratified Sampling

Population or Universe Before giving the notion of sampling and its various types like Stratified Sampling and its application, let us first define the population. A population is the full set of all the possible units of analysis. It is…

## Application Of F Distribution

“There are three types of lies -- lies, damn lies, and statistics.” ― Benjamin Disraeli In the estimation theory, we draw samples from the population and then estimate the population parameters on the basis of these sample values. In the…

## Which Statistical Distribution Should Be Applied When

An experiment may be performed once, twice or any number of times. We might be always confused with Probability Distribution and think of Normal Distribution or Binomial Distribution. An experiment may be performed with many individuals to…

## Application of Chi-Square Distribution

In statistics, distribution theory is the most important part to perform a testing of the hypothesis. There are many types of distributions among which the Chi-Square distribution is the most important one for testing. An interesting fact…

## A Refresher on Regression Analysis

In statistics, a data build a model, but it is also true that a model can build the data. For example, the yield of a crop can be predicted by using the amount of fertilizers, irrigation techniques and fertility of the soil as a predictor…

## T-Test Distribution and Its Application

In order to understand T-Test Distribution, Consider the situation, you want to compare the performance of two workers of your company by checking the average sales done by each of them, or to compare the performance of a worker by…

## Decision Tree In Machine Learning

You will be amazed if I tell you that a decision tree has many analogies in real life and has an influence on a wide area of machine learning. There are a bazillion gazillion applications which include detection of Fraudulent financial…

## DATA HANDLING IN R

DATA HANDLING WITH ‘dplyr’ PACKAGE IN R What is data handling? The first and foremost knowledge needed for Data Analyst or Data Scientist is how to handle the data? Now the question is what is data handling? Data handling means gathering…