Mô tả

Chapter 1: Introduction

Welcome to the comprehensive and dynamic course, "Data Analysis 2 in 1: Excel & Python for A-Z Data Analysis." This meticulously crafted program is designed to empower learners with a versatile skill set, encompassing the efficient data manipulation capabilities of Excel, the scalability and coding flexibility of Python, and the intuitive coding assistance from ChatGPT. As technology continues to evolve, proficiency in multiple tools becomes essential. This course aims to provide a holistic understanding of the data analysis workflow, ensuring that learners can seamlessly transition from Excel to Python, while also adding a touch of AI for an enhanced coding experience.


Chapter 2: Excel Mastery

The course kicks off with a deep dive into Excel, teaching you to wield its powerful features for data cleaning, transformation, and visualization. From managing missing data and outliers to leveraging advanced Excel functions and tools for statistical analysis, you'll gain a solid foundation in Excel's capabilities. The focus on interactive dashboard creation using PivotTables, PivotCharts, and various visualization techniques will empower you to present insights in a compelling and user-friendly manner.


Chapter 3: Python Basics and Beyond

Building on your Excel skills, the course introduces Python programming basics. You'll learn the syntax, data types, and control structures, enabling you to construct simple programs. The emphasis is on practical application – generating, copying/pasting, adjusting, and running code with ease. Python's ability to handle large datasets becomes evident, making it the tool of choice for scenarios where Excel's limitations are surpassed. This section ensures you're proficient in both tools, providing adaptability in real-world data analysis scenarios.


Chapter 4: Statistical Analysis and Interpretation

As the course progresses, you'll delve into fundamental statistical concepts, applying them using both Excel and Python. Descriptive statistics, inferential statistics, and hypothesis testing are covered comprehensively. You'll learn not just how to perform these analyses but, crucially, how to interpret and communicate the results effectively. This knowledge forms the backbone of making informed decisions and recommendations based on data-driven insights.


Chapter 5: Real-world Application and Problem-solving

The final section of the course is dedicated to real-world application. You'll tackle over 60+ data analytical questions, honing your skills in solving practical problems. Value counts, percentage calculations, grouping data, and utilizing advanced statistical techniques become second nature. Emphasis is placed on critical thinking and problem-solving, ensuring that you not only understand the tools and techniques but can confidently apply them to various circumstances. By the course's conclusion, you'll be equipped to navigate the complete data analysis workflow with mastery and confidence.

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Nội dung khoá học

16 sections

Understanding the concept of data analysis

2 lectures
Introduction to data analysis
03:38
Steps in data analysis workflow
02:54

Understanding the concept of statistical analysis

3 lectures
Introduction to statistical analysis
08:08
Various aspects of hypothesis testing
05:05
Complete hypothesis testing workflow
07:40

Excel - Data Cleaning and Manipulation

8 lectures
Identify and replacing missing values
13:52
Practice file - Missing values
00:04
Dealing with inconsistent values
09:03
Practice file - Inconsistent values
00:04
Dealing with outliers
08:43
Practice data - Outliers
00:04
Dealing with duplicated values
03:24
Practice data - Duplicated values
00:04

Excel - Exploratory Data Analysis

9 lectures
Install Excel Data Analysis Tool pack (If Necessary)
00:06
Frequency and percentage analysis
11:44
Practice file - Frequency and percentage analysis
00:04
Descriptive analysis (mean, std. dev., skewness, etc.)
12:17
Practice file - Descriptive analysis
00:04
Group by analysis in excel pivot table
15:46
Practice file - Group by analysis
00:05
Crosstabulation analysis in excel pivot table
06:08
Practice file - Crosstabulation analysis
00:04

Excel - Statistical Analysis and Hypothesis Testing

10 lectures
Independent sample t-test
12:27
Practice file - Independent sample t-test
00:04
Paired sample t-test
08:29
Practice file - Paired sample t-test
00:04
Analysis of variance (ANOVA)
08:33
Practice file - ANOVA
00:04
Pearson correlation analysis
12:33
Practice file - Correlation analysis
00:04
Multiple linear regression analysis
17:17
Practice file - Regression analysis
00:04

Excel - Putting All Insights in One Place

3 lectures
Creating canvas for dashboard
07:51
Creating the final dashboard
08:54
Practice file - Dashboard
00:04

Setting Up Your Data Analysis Environment

3 lectures
Installing Python and Jupyter Notebook
00:07
Setting Up The AI Environment: ChatGPT
00:04
Practice dataset and quizz instructions
00:11

Python - Programming Fundamentals Level 1

14 lectures
Your First Python Code: Getting Started
04:36
Your first code.
1 question
Variables and naming conventions
09:05
Working with variables
1 question
Data types: integers, float, strings, boolean
07:22
Type conversion and casting
09:49
Dealing with data types
1 question
Arithmetic operators (+, -, *, /, %, **)
06:44
Arithmetic operations
1 question
Comparison operators (>, =, <=, ==, !=)
07:35
Comparison operations
1 question
Logical operators (and, or, not)
07:06
Logical operations
1 question
Python Programming Basics – Level 1
8 questions

Python - Programming Fundamentals Level 2

15 lectures
Lists: creation, indexing, slicing, modifying
15:59
Creating and slicing list
1 question
Sets: unique elements, operations
07:51
Operating with sets
1 question
Dictionaries: key-value pairs, methods
09:23
Dealing with dictionaries
1 question
Conditional statements (if, elif, else)
07:04
Working under conditions
1 question
Logical expressions in conditions
09:57
Condition with logical expression
1 question
Looping structures (for loops, while loops)
09:12
Working with looping structure
1 question
Defining, Creating and Calling functions
05:11
Working with functions
1 question
Python Programming Basics – Level 2
8 questions

Python - Cleaning Data from Scratch

11 lectures
Importing dataset into Jupyter Notebook
07:06
Imputing missing values with SimpleImputer
12:43
Identifying number of missing values
1 question
Dealing with missing values
1 question
Finding and dealing with inconsistent data
11:17
Dealing with inconsistent data
1 question
Identify and assign correct dataset
07:43
Dealing with data types
1 question
Dealing with duplicate values
04:22
Removing duplicated values
1 question
Data Cleaning in Python
4 questions

Python - Various Data Manipulation Methods

9 lectures
Sorting and arranging dataset
05:17
Sorting and arranging data
1 question
Conditional Filtering of dataset
10:34
Conditional filtering
1 question
Merging extra data with the dataset
03:47
Merging datasets
1 question
Concatenating variables within dataset
03:47
Concatenating datasets
1 question
Data Manipulation in Python
4 questions

Python - Exploratory Data Analysis

14 lectures
What is exploratory data analysis?
03:39
Frequency and percentage analysis
22:17
Perform frequency and percentage analysis
1 question
Descriptive analysis for numeric data
16:18
Perform descriptive analysis
1 question
Grouping analysis - numeric measure by nominal data
15:58
Perform group by analysis
1 question
Pivot table - a tabulation of insights
21:59
Perform pivot table analysis
1 question
Crosstabulation - categorical v/s categorical data
09:41
Perform crosstabulation analysis
1 question
Correlation - numeric v/s numeric data
05:33
Perform correlation analysis
1 question
Exploratory data analysis in Python
7 questions

Python - Transforming Data into Normal Distribution

10 lectures
Test normality of numeric data
08:29
Square root transformation method
06:15
Square root transformation
1 question
Logarithm transformation method
05:57
Logarithmic transformation
1 question
Boxcox transformation method
05:45
Box-cox transformation
1 question
Yeo-johnson transformation method
05:14
Yeo-johnson transformation
1 question
Data Transformation in Python
2 questions

Python - Statistical Analysis and Hypothesis Testing

12 lectures
One sample T-test
09:44
One sample t-test
1 question
Independent sample T-test
06:46
Independent sample t-test
1 question
One way analysis of variance (ANOVA)
10:32
One way ANOVA
1 question
Chi-square test for independence
12:45
Chi-square test for independence
1 question
Pearson correlation analysis
10:05
Pearson correlation test
1 question
Linear regression analysis
14:28
Hypothesis Testing and Analysis in Python
7 questions

Final Project

1 lectures
Analysis of Sales Performance and Customer Behavior
5 questions

What's Next?

1 lectures
Utilize Python in real-world data analysis application
00:15

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