Hemalatha V
Online
Skills :
About :
Hemalatha is an IT professional with 9+ years of experience in Data Analytics. I am passionate about teaching practical, job-oriented skills that help students and working professi…
Hemalatha is an IT professional with 9+ years of experience in Data Analytics. I am passionate about teaching practical, job-oriented skills that help students and working professionals advance their careers.
I specialize in:
Advanced Microsoft Excel (Dashboards, Pivot Tables, Power Query, Power Pivot, Advanced Formulas, VBA Basics)
SQL (Writing Queries, Joins, Stored Procedures, Performance Optimization)
Power BI (Data Modeling, DAX, Power Query, Interactive Dashboards, Real time Reporting)
Python (Data Analysis, Pandas, NumPy, Visualization - Matplotlib, Seaborn)
My teaching approach is focused on hands-on learning rather than just theory. Every topic is explained using real business scenarios and practical assignments to ensure you gain confidence in applying your skills at work.
Whether you're a beginner, a college student, or a working professional looking to upskill or prepare for interviews, I provide structured training, personalized guidance, and industry best practices.
Flexible online sessions and Real time Projects.
Hemalatha V
Online
Skills :
Hemalatha is an IT professional with 9+ years of experience in Data Analytics. I am passionate about teaching practical, job-oriented skills that help students and working professi...
Hemalatha is an IT professional with 9+ years of experience in Data Analytics. I am passionate about teaching practical, job-oriented skills that help students and working professionals advance their careers.
I specialize in:
Advanced Microsoft Excel (Dashboards, Pivot Tables, Power Query, Power Pivot, Advanced Formulas, VBA Basics)
SQL (Writing Queries, Joins, Stored Procedures, Performance Optimization)
Power BI (Data Modeling, DAX, Power Query, Interactive Dashboards, Real time Reporting)
Python (Data Analysis, Pandas, NumPy, Visualization - Matplotlib, Seaborn)
My teaching approach is focused on hands-on learning rather than just theory. Every topic is explained using real business scenarios and practical assignments to ensure you gain confidence in applying your skills at work.
Whether you're a beginner, a college student, or a working professional looking to upskill or prepare for interviews, I provide structured training, personalized guidance, and industry best practices.
Flexible online sessions and Real time Projects.
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Courses by Hemalatha V
Online
40 Hour
Tamil
Chennai, No 269/270F Ourhomes April 2nd cross street LIC nagar
15000 INR
Week Days / Weekends
Data Analytics Syllabus
Module 1: Introduction to data analytics
What is Data Analytics?
Types of Data Analytics
The Data Analytics Process
Importance of Data Analytics in Business
Tools and Technologies in Data Analytics
Real-World Examples
Career scope and job roles in Data Analytics
Module 2: Excel for Data Analytics
Introduction to Excel
Understanding Cell Referencing
Basic Arithmetic and Logical Operations
Data Cleaning and Formatting
Data Validation & Drop-downs
Flash Fill and AutoFill
Functions and Formulas
Array Formulas & Dynamic Arrays (FILTER, SORT, UNIQUE)
Pivot Tables and Charts
Slicers and Timelines for Interactive Filtering
Conditional Formatting
Dashboard Creation
Linking Pivot Tables with Slicers
Introduction to Macros and VBA
Workbook Protection and Data Security
Module 3: SQL for Data Analytics
Introduction to SSMS
Introduction to RDBMS (MySQL, SQL Server)
Understanding Tables, Rows, Columns
SQL Syntax, Case Sensitivity, Comments
SQL Commands
Using Aliases
Filtering and Logic
Aggregations & Grouping
Difference between WHERE vs HAVING
Joins – Inner, Left, Right, Full Outer, Self, Cross Join
Subqueries & Nested Queries
Window (Analytic) Functions
DML – Data Manipulation Language
DDL – Data Definition Language
Time Series Analysis
Module 4: Power BI for Data Analytics
Introduction to Power BI
Installing Power BI Desktop
Power BI Interface
Data Loading & Importing from Various Sources
Understanding Power BI File Types
Power Query – Data Transformation
Cleaning and Shaping Data
Filtering and Sorting Data
Unpivoting and Pivoting Data
Data Modeling
Creating Date Table & Time Intelligence
DAX Basics: SUM, COUNT, DISTINCT, AVERAGE
Logical, Aggregation and Filter Functions
Data Visualization: Bar, Column, Line, Pie, Donut
Advanced Charts: TreeMap, Funnel, Waterfall, Gauge, KPI
Slicers and Filters
Dashboard and Report Design
Power BI Service
Row-Level Security
Hands-on Practical Exercises
E-commerce Product Performance
Sales Dashboard
Module 5 : Data Analytics with Python
Introduction to Python
Why Python for Data Analytics?
Python Syntax and Code Structure
Arithmetic & Logical Operators
Conditional Statements
Loops & Functions
Error Handling
Data Structures in Python
NumPy – Numerical Python
NumPy Arrays vs Lists
Statistical Functions: mean(), std(), sum()
Pandas – Data Handling Library
Visual EDA with Pandas
Indexing, Filtering, and Slicing
GroupBy and Aggregations
Sorting, Renaming Columns
Data Cleaning and Preparation
Data Visualization with Python
Statistical Analysis with Python
Module 6: Data Cleaning & Exploratory Data Analysis(EDA)
Handling Missing Data: Imputation, Deletion
Data Normalization and Standardization
Detecting and Handling Outliers
Feature Engineering
EDA: Distribution Analysis, Correlation, Feature Selection
Frequently Asked Questions
1. What topics are covered in a complete data analytics program?
A complete data analytics program generally includes Excel, SQL, Power BI, Python, data visualization, dashboard creation, data cleaning, exploratory data analysis, and reporting techniques used for business decision-making.
2. Is this data analytics course suitable for beginners?
Yes. The course starts with fundamental concepts before introducing advanced analytical tools and practical applications, making it suitable for beginners as well as learners looking to strengthen their existing knowledge.
3. Why are Excel, SQL, Power BI, and Python important for data analytics?
These tools support different stages of the analytics process. Excel helps organize and analyze data, SQL retrieves information from databases, Power BI creates interactive dashboards, and Python enables advanced data analysis, automation, and visualization.
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Location: No 269/270F Ourhomes April 2nd cross street LIC nagar, Chennai
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