Big Data and Data Science(Degree)

With great data comes great responsibility. This course examines the ethical implications of data collection and the legal requirements under the Zambian Data Protection Act. You will explore topics like algorithmic bias, data privacy, and the role of data governance in corporate transparency. Understanding how to manage data ethically is …

With great data comes great responsibility. This course examines the ethical implications of data collection and the legal requirements under the Zambian Data Protection Act. You will explore topics like algorithmic bias, data privacy, and the role of data governance in corporate transparency. Understanding how to manage data ethically is crucial for building public trust in AI and Big Data systems. As you prepare for management-level roles, being able to navigate these legal and moral frameworks is a key differentiator. For help with your final-year ethics essays and policy analysis, visit 25schools for clear summaries of Zambian and international data laws.

Data is useless if stakeholders can't understand it. This course teaches you the art and science of data storytelling using industry-leading tools like Power BI, Tableau, and Matplotlib. You will learn how to create interactive dashboards that help Zambian managers see the 'big picture' at a glance. We focus on …

Data is useless if stakeholders can't understand it. This course teaches you the art and science of data storytelling using industry-leading tools like Power BI, Tableau, and Matplotlib. You will learn how to create interactive dashboards that help Zambian managers see the 'big picture' at a glance. We focus on choosing the right charts to communicate insights clearly and ethically. Mastering visualization turns you into a persuasive communicator who can drive business strategy. If you need a hand setting up your first professional dashboard or preparing for your practical exams, head over to 25schools for step-by-step visualization guides and student resources.

Building on your Big Data foundations, this course focuses on Apache Spark, the lightning-fast engine for large-scale data processing. You will learn how to use PySpark for real-time analytics and stream processing—essential for Zambian fintech companies monitoring mobile money transactions for fraud. This course emphasizes the shift from batch processing …

Building on your Big Data foundations, this course focuses on Apache Spark, the lightning-fast engine for large-scale data processing. You will learn how to use PySpark for real-time analytics and stream processing—essential for Zambian fintech companies monitoring mobile money transactions for fraud. This course emphasizes the shift from batch processing to real-time insights, a major trend in the 2026 job market. Mastering Spark places you among the top tier of data engineers and scientists. To ensure you can handle the complex coding and logic required for Spark applications, check out the tutorial support and practice exams on 25schools to stay ahead of the curve.

When data gets too big for a single computer, we turn to Big Data technologies. This course introduces you to the Hadoop ecosystem, including HDFS and MapReduce, for distributed storage and processing. In Zambia's mining and energy sectors, where sensors generate massive amounts of real-time data, these skills are increasingly …

When data gets too big for a single computer, we turn to Big Data technologies. This course introduces you to the Hadoop ecosystem, including HDFS and MapReduce, for distributed storage and processing. In Zambia's mining and energy sectors, where sensors generate massive amounts of real-time data, these skills are increasingly vital for operational efficiency. You will learn how to manage 'unstructured' data like text and images that traditional databases can't handle. To help you understand the architecture of distributed systems and prepare for your technical tests, visit 25schools for clear, simplified notes on the 3 V's of Big Data and Hadoop fundamentals.

Kickstart your career in the 'new oil' of the 21st century. This course introduces you to the Data Science pipeline using Python, focusing on essential libraries like NumPy and Pandas for data manipulation. In Zambia, as organizations strive to meet the 8th National Development Plan goals, the ability to turn …

Kickstart your career in the 'new oil' of the 21st century. This course introduces you to the Data Science pipeline using Python, focusing on essential libraries like NumPy and Pandas for data manipulation. In Zambia, as organizations strive to meet the 8th National Development Plan goals, the ability to turn raw information into actionable insights is becoming a critical skill. You will learn how to clean messy datasets and perform basic exploratory data analysis (EDA). If you find the transition from basic coding to data science libraries challenging, 25schools provides specialized study notes and Python practice exercises to help you build a strong foundation for your first-year exams.

Dive into the core of Artificial Intelligence by learning the algorithms that allow computers to learn from data. This course covers Supervised Learning (Classification and Regression) and Unsupervised Learning (Clustering), using real-world datasets from the Zambian health and retail sectors. You will work with Scikit-Learn to build models that can …

Dive into the core of Artificial Intelligence by learning the algorithms that allow computers to learn from data. This course covers Supervised Learning (Classification and Regression) and Unsupervised Learning (Clustering), using real-world datasets from the Zambian health and retail sectors. You will work with Scikit-Learn to build models that can predict customer churn or assist in medical diagnostics. Understanding model evaluation metrics like Accuracy, Precision, and Recall is key to building reliable systems. For advanced help with algorithm selection and model tuning before your third-year finals, make sure to utilize the specialized revision materials available at 25schools.

Behind every powerful algorithm lies a foundation of Linear Algebra, Calculus, and Discrete Mathematics. This course bridges the gap between theoretical math and practical data science applications, such as understanding how matrices represent data in machine learning models. For Zambian students aiming for roles in fintech or engineering, mastering these …

Behind every powerful algorithm lies a foundation of Linear Algebra, Calculus, and Discrete Mathematics. This course bridges the gap between theoretical math and practical data science applications, such as understanding how matrices represent data in machine learning models. For Zambian students aiming for roles in fintech or engineering, mastering these mathematical concepts is non-negotiable. We focus on the math you actually need to build and optimize predictive systems. To ensure you don't get lost in the formulas before your mid-terms, visit 25schools for simplified math tutorials and solved past paper questions specifically curated for Data Science students.

The Capstone Project is your opportunity to apply everything you've learned to a significant real-world problem. You will design and execute a full data science project, from data ingestion and cleaning to model deployment and visualization. Many Zambian students use this project to solve local challenges, such as optimizing transport …

The Capstone Project is your opportunity to apply everything you've learned to a significant real-world problem. You will design and execute a full data science project, from data ingestion and cleaning to model deployment and visualization. Many Zambian students use this project to solve local challenges, such as optimizing transport routes in Lusaka or improving agricultural yields via predictive analytics. This project serves as the centerpiece of your professional portfolio. For guidance on project documentation, technical implementation, and preparing for your final presentation, 25schools is the ultimate platform for Zambian students to find the support they need to graduate with honors.

Before you can analyze data, you have to know how to retrieve it. This course focuses on Structured Query Language (SQL), the industry-standard tool for interacting with relational databases like MySQL and PostgreSQL. You will learn how to write complex queries to extract data from corporate systems, a skill highly …

Before you can analyze data, you have to know how to retrieve it. This course focuses on Structured Query Language (SQL), the industry-standard tool for interacting with relational databases like MySQL and PostgreSQL. You will learn how to write complex queries to extract data from corporate systems, a skill highly sought after by Zambian banks and telecommunications companies. Understanding database architecture ensures you can handle large-scale data storage efficiently. For extra help mastering Joins, Subqueries, and Database Normalization, check out the practice modules on 25schools to ensure you are exam-ready and industry-prepared.