# Data Science Certification

The Data Science Certification requires skills in Python, Mathematical functions, and Statistics.

## Data Science Developer Certificate

The Data Science Developer Certificate proves fundamental knowledge of Python, Mathematical functions, and Statistics.

Price: $95.00

## The Data Science Developer Certificate

Data is a collection of information. One purpose of Data Science is to structure data, making it interpretable and easy to work with.

Python is a programming language widely used by Data Scientists. Python has in-built mathematical libraries and functions, making it easier to calculate mathematical problems and to perform data analysis.

Mathematical functions are important to know as a Data Scientist, to make predictions and interpret them.

Statistics is the science of analyzing data.

The Data Science Developer Certificate proves fundamental knowledge of Python, Mathematical functions, and Statistics.

Data Science Developer Certificate

## Recommended Studies And Training

All questions in the exam are based on the content of W3Schools' Data Science tutorial.

## The Data Science Exam

The Data Science exam will be taken over the Internet, at any time and from any location.

The exam consists of 160 multiple choice or true/false questions. The exam is time-limited to 140 minutes.

Candidates must have 75% correct answers to pass the exam and become certified.

Candidates who have more than 95% correct answers will get an Excellency Degree notation added to their certificate.

Immediately after completing the exam, you will be informed of your score and of your pass/fail status.

If you fail, or want to improve your score, you can take the exam one more time. The best result of the two attempts will count.

If you achieve certification status, you can download your Data Science Developer Certificate. The document will contain your personal data acknowledging your status as a Data Science Developer.

If you have any questions regarding the exam, do not hesitate to send an email to:

exam@w3schools.com

## W3Schools Certified Image

To verify that you are W3Schools certified, place the image below on your web site (right-click on the image and select "Save Picture As..."):

Then, put a link around the image and link directly to all your W3Schools certificates:

<a href="https://certification.w3schools.com/w3certified.asp?email=*your_email*">

<img src="w3certified_logo.png" alt="W3Schools Certified"/></a>

or:

<a href="https://certification.w3schools.com/w3certified.asp?id=*your_id*">

<img src="w3certified_logo.png" alt="W3Schools Certified"/></a>