subject: How data analyst work? [print this page]
Data analysts use a systematic process to transform raw information into insightful outcomes. Here is a step-by-step explanation of data analysts' work: 1. Understand the Business Problem Objective: Define the goal or question the business must have answered. Activities: Meet with stakeholders or managers. Define key metrics and success criteria. Please visit our website:- Data Analytics Classes in Pune 2. Collect the Data Objective: Collect relevant data from different sources. Activities: Extract data from databases using SQL. Pull data from data warehouses, APIs, Excel sheets, or web scraping. Utilize Python, R, or business intelligence (BI) tools. 3. Clean and Prepare the Data Actions: Deal with missing values, duplicates, and inconsistencies. Normalize or transform data (e.g., convert date formats, scale values). Join datasets if necessary. 4. Explore and Analyze the Data (EDA) Goal: Find patterns, trends, and outliers. Actions: Visualize data with tools such as Tableau, Power BI, or Matplotlib/Seaborn in Python. Create hypotheses or more in-depth questions from findings. 5. Apply Analytical Techniques Goal: Move past description to create predictions or recommendations. Activities: Utilize regression, clustering, or classification models. Predict future trends or determine major drivers of behavior. Conduct A/B testing or simulations. Please visit our website:- Data Analytics Course in Pune 6. Present Findings Goal: Clearly communicate insights to decision-makers. Activities: Produce reports, dashboards, or presentations. Use visualizations and narratives to present findings. Give actionable advice. 7. Iterate and Work Together Goal: Improve analysis as additional data or feedback is received. Tasks: Obtain stakeholder feedback. Re-run or modify analysis. Work with data engineers, scientists, or business groups. Commonly Used Tools Languages: SQL, Python, R Visualization: Tableau, Power BI, Excel Data Storage: MySQL, PostgreSQL, Snowflake, Google BigQuery Analytics Platforms: Google Analytics, Looker, SAS Would you like a real-world example of a data analyst’s project to better understand this workflow?
