Question 1

What is data analysis?

Accepted Answer

Data analysis is the process of collecting, organising, and examining data to discover useful information, patterns, and trends that help in decision-making.

Question 2

Do I need to know coding to start learning data analysis?

Accepted Answer

No, many data analysis tools like Excel or Google Sheets require little to no coding. However, learning languages like Python or R can help as you progress.

Question 3

What kind of data do analysts work with?

Accepted Answer

Analysts work with numerical data (like sales figures), categorical data (like customer gender or location), and even text or survey responses, depending on the goal.

Question 4

What are some common tools used in data analysis?

Accepted Answer

Popular tools include Excel, Google Sheets, Python, R, SQL, and data visualisation platforms like Tableau and Power BI.

Data Analysis Basics