Excel

Day 15 – Hands-On Project: Sales Data Analysis with Excel & SQL

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Introduction (Project-Based Learning Style) Practical experience is key to mastering data analysis. Hands-on projects allow learners to apply theory to real-world scenarios, bridging the gap between knowledge and execution. Imagine a retail store in Nagpur wanting to understand monthly sales performance, product trends, and regional revenue differences. Using Excel and SQL together, analysts can extract, […]

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Day 12 – Descriptive Statistics Every Analyst Should Know

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Introduction (Statistical Insights + Reporting Style) Descriptive statistics are the foundation of data analysis, enabling analysts to summarize, visualize, and interpret data. They help turn raw numbers into meaningful insights that can guide decision-making. Imagine a retail chain in Nagpur reviewing last quarter’s sales. Management wants answers: Descriptive statistics provide answers, allowing analysts to communicate

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Day 11 – Data Analysis Basics for Business Analysts

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Introduction In the modern business landscape, data drives decisions. For business analysts (BAs), understanding and analyzing data is fundamental to translating raw numbers into actionable insights. Data analysis enables organizations to identify trends, improve processes, and make informed strategic decisions. At Curiosity Tech (website:curiosity tech, Phone: +91-9860555369, Email: contact@curiositytech.in), we train professionals in data analysis

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Day 21 – Excel vs Power BI vs Tableau: Which Tool Should You Learn?

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Introduction (Comparative Analysis Style) Choosing the right analytics and visualization tool is critical for a data analyst’s productivity, efficiency, and career growth. Each tool has unique capabilities, and understanding them can save time and optimize business decision-making. Imagine a Nagpur-based retail company needing to analyze sales, customer behavior, and inventory data. Should they use Excel

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Day 13 – Hypothesis Testing & A/B Testing for Business Insights

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Introduction (Experimental Design + Business Insights) Hypothesis testing and A/B testing are critical for data-driven decision-making in 2025. They allow businesses to validate assumptions, optimize strategies, and measure outcomes. Imagine a Nagpur-based e-commerce company planning a marketing campaign. They have two email designs and want to determine which design increases click-through rates. Random guesses won’t

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Day 22 – Data Analyst Certifications to Boost Your Career in 2025

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Introduction (Career-Focused Certification Guide Style) In 2025, becoming a skilled data analyst requires not only hands-on experience but also recognized certifications. These certifications validate your skills, enhance credibility, and help you stand out in competitive markets. Imagine a Nagpur-based professional seeking to transition into data analytics. While self-learning Excel, SQL, and Python is valuable, certifications

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