# Category Statistics

## Inferential Statistics – Hypothesis Testing Part #1

In Inferential Statistics, there are ways to test and validate our results from an experiment. These methods are called Hypothesis Testing and it can be categorized into two parts. Parametric Testing: This type of tests make assumptions about the Population parameters…

## Inferential Statistics – Hypothesis

What is a Hypothesis Testing? The hypothesis is an assumption which is tested to determine whether the assumption is true or not. Hypothesis Testing is a process of testing the assumption. When we do the interpretation, we use statistical methods that provide a…

## Correlation Vs Causation

Correlation Vs Causation, We know that correlation and causation talks about the relationship between 2 variables.

## Why the Correlation Coefficient r ranges between -1 and +1?

Correlation Coefficient is a statistical measure of the strength of the relationship between the relative movements of two variables.

## Degrees Of Freedom — Why it is n-1 ?

Why Degrees Of Freedom it is n-1, explained in detail with examples