---
title: "Cognitive Class (@CognitiveClass) | Hashnode"
description: "Learn leading-edge technologies & showcase your skills to the world — for free. Read the latest articles by Cognitive Class on Hashnode."
url: "https://hashnode.com/@CognitiveClass"
---

@CognitiveClass

# Cognitive Class

@CognitiveClass · Worldwide · Joined June 2022

Learn leading-edge technologies & showcase your skills to the world — for free.

[Website](https://cognitiveclass.ai/)

### [What Is Regression: Supervised Machine Learning Tips](https://cognitiveclass.hashnode.dev/what-is-regression-supervised-machine-learning-tips?utm_source=hashnode&utm_medium=feed)

What is Supervised Machine Learning and what is Regression? Machine Learning falls into the subset of Artificial Intelligence, defined by the ability of the machine to learn from some data. Supervised Machine Learning, is yet another subcategory of M...

4 min read · [cognitiveclass.hashnode.dev](https://cognitiveclass.hashnode.dev/what-is-regression-supervised-machine-learning-tips?utm_source=hashnode&utm_medium=feed)

[Oct 24, 2022](https://hashnode.com/posts/what-is-regression-supervised-machine-learning-tips/6356e78c32b9e40852967ea3)

### [The Most Important Part of Data Analysis](https://cognitiveclass.hashnode.dev/the-most-important-part-of-data-analysis?utm_source=hashnode&utm_medium=feed)

\+ The Best Way To Learn It In 2022 ↓

3 min read · [cognitiveclass.hashnode.dev](https://cognitiveclass.hashnode.dev/the-most-important-part-of-data-analysis?utm_source=hashnode&utm_medium=feed)

[Sep 16, 2022](https://hashnode.com/posts/the-most-important-part-of-data-analysis/6324a829dd55cd8b89b1d0fa)

### [Why every Data Scientist should know SQL](https://cognitiveclass.hashnode.dev/why-every-data-scientist-should-know-sql?utm_source=hashnode&utm_medium=feed)

#codingmemes #codingproblems #codinglove #codingforbeginners #codingart #onlinecodingforkids #hack #branding #pythoncode #programmerlife #codingbootcamp

8 min read · [cognitiveclass.hashnode.dev](https://cognitiveclass.hashnode.dev/why-every-data-scientist-should-know-sql?utm_source=hashnode&utm_medium=feed)

[Jun 8, 2022](https://hashnode.com/posts/why-every-data-scientist-should-know-sql/62a0c676735319718350bcb7)

### [Which Data Career is Right for You - Data Scientist or Data Analyst or Data Engineer?](https://cognitiveclass.hashnode.dev/which-data-career-is-right-for-you-data-scientist-or-data-analyst-or-data-engineer?utm_source=hashnode&utm_medium=feed)

Need help finding the best fit for you? Read this free guide.

5 min read · [cognitiveclass.hashnode.dev](https://cognitiveclass.hashnode.dev/which-data-career-is-right-for-you-data-scientist-or-data-analyst-or-data-engineer?utm_source=hashnode&utm_medium=feed)

[Apr 13, 2021](https://hashnode.com/posts/which-data-career-is-right-for-you-data-scientist-or-data-analyst-or-data-engineer/62ac9cd31a89c91850b1de70)