T test - Learn Data Science with Travis

The 3 t-tests for Data Scientists

Towards Data Science

A t-test is a statistical technique that tells one how significant a difference is between two groups is. In brief, it accomplishes this by comparing the amount of the signal (measured by the…

All about T-tests— demystified

Analytics Vidhya

T-test is one of the most widely used test for hypothesis testing in the world of statistics. I have covered student's t test, paired t test and two sample t test

That 1 Question on t-test!

Analytics Vidhya

After going through a lot of good articles on t-test, I have prepared a summary of all the questions asked and the information you need to possess on t-test! A t-test is a statistical test that is…

Taking on T-Tests with SciPy

Analytics Vidhya

Ah T-Tests, one of the many ways to determine statistical significance. But what exactly are they? And how exactly does everything work? T-Tests, otherwise known as a Student’s T-Test, are a simple…

T-test and Hypothesis Testing (Explained Simply)

Towards Data Science

Understand the concept and find how to avoid typical mistakes Photo by Andrew George on Unsplash Student’s t-tests are commonly used in inferential statistics for testing a hypothesis on the basis of...

How to Use the T-Test and its Non-Parametric Counterpart

Towards Data Science

As a data scientist, you would do well to understand some statistics. After all, it is one of the building blocks of the field . This is the first article in a series which will attempt to give a conc...

Student’s t-test in R and by hand: how to compare two groups under different scenarios

Towards Data Science

One of the most important test within the branch of inferential statistics is the Student’s t-test.1 The Student’s t-test for two samples is used to test whether two groups (two populations) are…

The statistical analysis t-test explained for beginners and experts

Towards Data Science

Explanation step-by-step of the t-test so anyone can use it as a reference whenever they have to run the test or review the concepts.

Parametric Tests — the t-test

Towards Data Science

In my previous article we went through the whats, hows and whys of hypothesis testing with a brief introduction on statistical tests and the role that they play in helping us determine statistical…

A Comprehensive Guide to T-Tests in Excel

Towards AI

The t-test function in excel can be incredibly powerful. Without the coding necessary to operate Python or R, everyone can calculate the likelihood that two sets of data are actually different. This…