In the current times, data is one of the most important assets for a business or organization. It helps one to observe and discover patterns from data. This helps in making good decisions for the organization making it more competitive in the market.
At this point my aim is to become a data analyst. A data analyst is responsible for drawing insights and interpreting data.
Below is brief career path that I would take in order to become a data analyst.
What is the key Roles of A data Analyst
-Data collection-a data analyst gathers data from various sources such as databases, services and also through webs craping. This ensures that the data collected is accurate and relevant to the business.
-Data Cleaning- uncleaned data may contain missing values, null values or errors. A data analyst is responsible for cleaning the data by removing duplicates and null values from the dataset and prepare it for analysis.
-Data Analysis-this may be through various statistical methods. This enables one to observe patterns and draw useful conclusions for the dataset.
-Data Visualization- To make the dataset easily understandable, a data analyst creates visualizations such as charts, graphs, and dashboards. Tools like Tableau, Power BI, and matplotlib are commonly used for this purpose.
-Reporting-A data analyst should the provide a well written and summarized report for the data that has been analyzed.
Skills required for a data analyst
-Statistical method-a data analyst should have the basic fundamentals in statistics such as distribution, probabilities and hypothesis testing.
-Programming Languages-a data analyst should be proficient in programming languages such as python and R programming languages that make analysis of data easy.
-Communication Skills: Effective communication is key to presenting findings and recommendations to non-technical stakeholders.
Pathways to Becoming a Data Analyst
It can be a blend of formal education such as for my case I am currently pursuing a bachelors in Computer Science. One can also do this through basic online courses that provide the previously described skills.
Aside from that one can also do projects that helps build ones portfolio. By analyzing real world projects, it helps one to sharpen his analytical skills.
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Tools and Technologies**
Data analysts use a variety of tools to perform their tasks. Some of the most popular tools include:
SQL: For querying and managing relational databases.
Excel: A versatile tool for data manipulation and analysis.
Python: Widely used for its powerful libraries such as pandas, numpy, and matplotlib.
R: A language specifically designed for statistical analysis and data visualization.
Tableau: A leading platform for creating interactive and shareable dashboards.
Power BI: A Microsoft tool that integrates well with other MS services useful data visualization capabilities.
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