Tech Journal

Project Report: Predicting Country-Level Happiness Scores Project Overview This project investigates the relationship between countries’ happiness scores and key economic and social indicators. It aims to build a robust predictive model while addressing data quality challenges such as missing values and inconsist... Read More

So far, you have been introduced to the PACE framework and learned how it provides a clear foundation and structure for data analysis projects. You also learned the PACE is an acronym; each one of the letters represents an actionable stage in project: plan, analyse, construct, and execute. In this reading, you will ... Read More

As you’ve been learning, there are many steps that go into preparing for your job search in the data career space. Before you even start applying for jobs, it’s important that you take two key steps. You need to build a professional online presence and develop your portfolio to showcase your skills to potential empl... Read More

Activity Overview You have learned that many data professionals now use conversational AI tools like Gemini and ChatGPT to help them analyse their data and boost their productivity. Gemini and ChatGPT are both large language models(LLMs) that are trained on massive datasets of text and code. LLMs can generate human... Read More

How data professionals use AI Earlier, you briefly considered the role of artificial itelligence in data science. You may recall that artificial intelligence(AI) refers to the development of computer systems able to perform tasks that normally require human intelligence. For example, practival applications of AI in... Read More