In today’s data-driven professional landscape, the value of statistics is being felt now more than ever. From top government organisations to private agencies, data and metrics are helping professionals track performances and progress, and drive growth. The best part is that now businesses in Singapore have a way to find answers to the perennial question “What happened?” by digging into facts and data.
It is this data that they can use to find innovative solutions to complex business problems and apply them to improve business operations. Hence, the science of analysing data, or data science as we call it today, is becoming increasingly popular across every setup. Data is helping businesses in Singapore discover customer behavioural patterns and make informed decisions on “What will happen next?”
But what if you haven’t studied data science course? Does it mean you cannot use data science principles for business innovation? Of course you can. With the easy availability of free data science courses on online platforms today, learning to apply this science in everyday applications is as easy as 1, 2, 3. Let’s learn more about how these free online programs can help and how worthwhile they make learning data science.
Top Free Data Science Courses Online
Upskilling in the basics of Data Science is now possible with free courses available on accredited online platforms. upGrad is one such platform that provides learners with the opportunity to upskill free of charge. The data science programs offered on the platform are designed to equip learners with industry-relevant skills, paving the way for a promising career.
Listed below are some of the best courses for data science that you can learn for free:
1. Advanced SQL: Programming Constructs & Stored Functions
One of the best programs to help familiarise you with Advanced SQL. The Advanced SQL course covers SQL formulas and functions, including aggregations, window functions, and complex calculations, with utmost ease. The 11-hour free course entails the following topics:
- Advanced SQL: Functions and Formulas
- Industry Immersion
- upGrad Success Mantra
Additionally, the course discusses in detail the platform’s support for learners, including career services and placement support. At the end of the program, you are entitled to receive an official, recognised Advanced SQL E-Certificate from upGrad, which you can use to secure a rewarding job!
Also read: Best Data Science Tools You Should Know in Singapore
2. Analysing Patterns in Data and Storytelling
Yet another free data science certification for aspirants in the field, the program on Analysing Patterns in Data and Storytelling course is designed to enable learners to master data storytelling. Some of the core concepts covered in this 6-hour program available on upGrad include:
- Creation of insights
- Analysis of patterns
- Pyramid Principle
- Data visualisation
- Logical flow
- Data analysis and machine learning
The course is meant for both students and working professionals alike. You get to learn to visualise data, present it more clearly to the concerned stakeholders, and build a strong foundation for storytelling and data analysis through this program.
Also read: Predictive Analytics: Future Trends and Patterns
3. Basics of Inferential Statistics: Sampling & The Central Limit Theorem
Learn data science for free and also master the art of making decisions driven by data with this program on Inferential Statistics. The 15-hour course provides knowledge of distribution techniques, probability, and sampling. It also enables learners to derive accurate inferences from random samples of datasets.
Core concepts covered include:
- Basics of Inferential Statistics
- Industry Immersion through relevant projects
- upGrad Success Mantra
- Platform Support via Career Services
4. Case Study Using Tableau, Python, and SQL
This 10-hour free course is a thorough analysis of a real-world case study, using programming languages such as SQL, Python, and Tableau to find innovative solutions to a complex business problem. “Case Study Using Tableau, Python, and SQL Course” also provides knowledge of data visualisation, extraction, and the generation of valuable insights from data. The course is ideal for data scientists, data analysts, and business professionals in related fields.
The key topics covered in the program are:
- Case Study Using SQL, Python, and Tableau
- Problem Statement
- Churn and Lifetime Value
- Introduction to SQLite
- Using SQLite with Python
Also read: Power BI vs. Tableau
5. Data Science in E-Commerce: Pricing & Marketing Analytics
Extract the maximum value from this 13-hour free certification program that is designed to offer the best learning on data science to achieve success in e-commerce. Here’s what the Data Science in E-Commerce program can teach you:
- Price optimisation
- Recommendation systems
- A/B testing
- Market mix modeling
All of these concepts aim at helping business owners boost sales and improve the overall customer experience for better growth.
Also read: Learn Data Science for Free
Career Opportunities After Completing Free Data Science Courses
One of the key benefits of pursuing an online data science program is that it offers the best value in the field at no cost, while also unlocking lucrative career opportunities upon course completion. Some of the top job career paths that you can consider after completing the intended duration of the online data science certifications are tabulated below:
| Job Role | Average Salary Range (Approx) |
| Data Scientist | SGD 120,000 – SGD 200,000 per annum |
| Data Analyst | SGD 90,000 – SGD 170,000 per annum |
| Data Engineer | SGD 120,000 – SGD 170,000 per annum |
| Business Intelligence Associate | SGD 90,000 – SGD 170,000 per annum |
| ML Engineer | SGD 40,000 – 240,000 per annum |
Sources: Morgan McKinley
Also read: Top Companies Hiring Data Scientists in Singapore
Take Your Data Science Learning Further with upGrad
Whether you want to start or advance your data science learning journey, upGrad Singapore can be your perfect partner. One of the most popular digital learning platforms in Singapore, upGrad offers a whole range of free data science courses to learners of all ages and professions. Some of our offerings include:
- Hypothesis Testing Crash Course
- Introduction to Data Analysis Using Excel
- Introduction to Database Design with MySQL
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FAQs on Best Free Data Science Courses Online
Not necessarily. Most free online data science programs in Singapore are beginner-level and designed for learners with little or no coding background.
Yes, it is possible to get a job in Singapore upon completion of a free online data science course. These programs are designed to equip learners with industry-relevant skills to secure rewarding employment.
Yes, free online data science courses offer a certificate of completion to all learners. These certificates are verifiable, valid, and recognised by employers in Singapore.
Students completing free online data science courses can apply for entry-level roles in the field, especially Data Analyst or Junior Data Scientist.
The average annual salary range for a Data Analyst who has completed a beginner-level data science course is estimated at SGD 90,000-170,000 p.a.