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Demystifying the Data Analyst Role: What Does Their Work Involve? | Julian Helou

This episode explores the responsibilities of a Data Analyst, covering data collection, analysis, and reporting. Julian Helou shares his expertise and personal experiences, providing essential skills for success. The episode is valuable for those considering a career in data analysis or curious about the field.

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Demystifying the Data Analyst Role: What Does Their Work Involve? | Julian Helou

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  1. The Essential Functions of a Data Analyst Julian Helou

  2. Understanding the Role of a Data Analyst A data analyst is like a detective for data. They collect, process, and analyze data to help businesses make better decisions. Here’s a breakdown of their main tasks:

  3. Collecting Data Where does the data come from? Data can come from various sources like databases, surveys, and even social media. How do they collect it? Analysts use tools like SQL (Structured Query Language) to pull data from databases, or they might use APIs to gather data from web sources.

  4. Cleaning Data What is data cleaning? Before data can be analyzed, it needs to be cleaned. This means fixing errors, removing duplicates, and filling in missing information. Why is it important? Clean data ensures that the analysis is accurate and reliable.

  5. How do they analyze it? Analysts use statistical tools and software like Excel, R, and Python to look for patterns and trends in the data. What are they looking for? They might look for things like sales trends, customer preferences, or areas where a business can improve. Analyzing Data

  6. What does interpreting data mean? How do they do it? They use charts, graphs, and dashboards to visualize the data and make it easier to It means making sense of the numbers and understanding what they mean for the business. understand. Interpreting Data

  7. THANK YOU

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