#data-analysis-training articles

NNavyanagamani.hashnode.devFeb 5 · 2 min read

How to Start a Career as a Data Analyst in 2026 (Skills, Tools & Roadmap)

The demand for data analysts continues to grow as companies rely more on data to make business decisions. From startups to large enterprises, organizations need professionals who can analyze data, identify patterns, and turn insights into action. Thi...

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EesProcesproc-desktop.hashnode.devMay 12, 2025 · 2 min read

Aggregate according to Time Interval — From SQL to SPL #27

Problem description & analysis: A certain database table stores time-series data, with intervals of several seconds between each record. Task: Now we need to do a group and aggregation every minute, summarizing data for 5 minutes each time. For exam...

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MMuskantrendingflow.hashnode.devMar 18, 2025 · 3 min read

What Is Exploratory Data Analysis? Steps and Market Analysis

Exploratory Data Analysis (EDA) is a crucial phase in the data analysis process that involves examining datasets to summarize their main characteristics and uncover underlying patterns, trends, and relationships. Unlike traditional statistical method...

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JNJohn Nunezaievangelist.orgAug 15, 2024 · 6 min read

AI: Data Analysis Tutorial with Python Step-by-Step

Introduction Data analysis is a crucial skill in today's data-driven world, and Python is one of the most popular tools for performing it. This tutorial aims to provide a comprehensive guide to basic data analysis concepts using Python. By the end of...

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MMuskanmuskanblogs.hashnode.devApr 6, 2024 · 3 min read

Exploratory Data Analysis: Unveiling Insights from Raw Data

In the vast landscape of data science, one crucial stage stands out as the foundation upon which insights and discoveries are built – Exploratory Data Analysis (EDA). At its core, EDA is the art and science of peeling back the layers of raw data to u...

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LPLohita Palathirthapulohitaintelli.hashnode.devMar 6, 2024 · 3 min read

Beyond Numbers: The Human Side of Data Analytics and Decision-Making

In the contemporary landscape of design, the fusion of data analytics and creativity has emerged as a transformative force, revolutionizing how designers conceptualize and execute their projects. This synergy between data and creativity not only ampl...

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CRChandan Ravichandanravi.hashnode.devJan 4, 2024 · 1 min read

Data Analysis for Fintech Platforms

Fintech platforms collect vast amounts of data, and this is how it leverages data analysis to identify hidden trends, patterns, behaviour analysis, thereby preventing business losses and help businesses function smoothly. Below is a list of a few met...

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OTOriola Timilehintimiranalyst.hashnode.devSep 13, 2023 · 4 min read

Data Analysis with R

I'm sure you thought "Real Analysis" was all about Epsilon. Mathematicians can relate 😂 Introduction Data analysis involves inspecting, cleaning, transforming, and modeling data to discover useful information for decision-making. The purpose of data...

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BMBravin Muregamuregz.hashnode.devApr 30, 2023 · 2 min read

First Data Analysis Project

Started a course on data analysis from code academy as I consider data analysis to be the best field to practice and use Python. The first lessons were on using SQL for data analysis and I just finished the lessons so I decided to do a project to tes...

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WHWilliams Hopeliamdesire.hashnode.devDec 25, 2022 · 3 min read

Bootcamp Week 3: FIFA World Cup Data Analysis

The task for week three of the SideHustle Bootcamp had us analyzing every FIFA World Cup tournament played between 1930 and 2022 using Microsoft Power BI for visualization. The FIFA World Cup is considered to be football’s biggest prize which holds e...

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