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Welcome to the Data Science course! Over the next 50 days, you will learn a wide range of topics related to Python programming, data science, and machine learning. These topics will be covered in a variety of posts, so be sure to bookmark this page and follow me here and on GitHub for updates.

Throughout the course, you will have the opportunity to work with real-world data sets and apply the concepts you have learned to solve practical problems. You will also find exercises in each post that you can practice to further solidify your understanding of the material. All materials and exercises will be available on the GitHub repository linked below.

By the end of the course, you will have a strong foundation in data science and be well-prepared to pursue further study or a career in the field. So let's get started!

Day Content Article Links
Day 1 Python Basics Link
Day 2 Python Data Structure Link
Day 3 OOPs in Python Link
Day 4 NumPy Link
Day 5 Pandas Link
Day 6 Data Visualization: Matplotlib and Seaborn Link
Day 7 DBMS(SQL and SQLite) Link
Day 8 Linear Algebra/Matrics Link
Day 9 Statistics Link
Day 10 Probability Link
Day 11 Calculas Link
Day 12 EDA (Exploratory Data Analysis) Link
Day 13 Introduction to Machine Learning Link
Day 14 Supervised Learning Link
Day 15 Unsupervised Learning Link
Day 16 Reinforcement Learning Learning Link
Day 17 Linear Regression in Python: From Data to Model Link
Day 18 Encoding Techniques: Transforming Categorical Data Link
Day 19 Multivariate Linear Regression Link
Day 20 Bias vs Variance Link
Day 21 Evaluation Metrics for Classification and Regression Link
Day 22 Heuristic search Techniques Link
Day 23 Project 1: Predicting Boston Housing Prices using Regression Models Link
Day 24 Project 2: Email Spam Classification Link
Day 25 KNN (K-nearest neighbors) Link
Day 26 Project 3: KNN (K-nearest neighbors) Classification Link
Day 27 Logistic Regression Link
Day 28 Support Vector Machines (SVM) Link
Day 29 Decision Trees Link
Day 30 Time Series Prediction Link
Day 31 Clustering Algorithms Link
Day 32 Centroid-based Clustering Link
Day 33 Project 4: Sentiment Analysis of Twitter Link
Day 34 Project 5: Hotel Reservations Dataset: Best Machine Learning Link
Day 35 GridSearchCV in scikit-learn Link
Day 36 Project 5(Improved): Hotel Reservations Dataset: Best Machine Learning Link
Day 37 Project 6: Drug classification Link
Day 38 Random Forest Link
Day 39 Dimensionality Reduction Link
Day 40 Overfitting and Underfitting Link
... ... ...
  1. Python

    1. Python basics

      1. Input/Output

        • Printing to the console

        • Getting input from the user

      2. Operators

        • Arithmetic operators (e.g. +, -, *, /)

        • Comparison operators (e.g. ==, !=, >, <)

        • Logical operators (e.g. and, or, not)

      3. Operations

        • Working with variables

        • Data types (e.g. int, float, str)

        • Type conversion

        • Basic string manipulation (e.g. indexing, slicing, concatenation)

    2. Python data structures

      1. list

        • Creating and accessing lists

        • Modifying lists (e.g. adding, removing, and sorting elements)

        • Looping through lists

      2. tuple

        • Creating and accessing tuples

        • Modifying tuples (e.g. adding and removing elements)

        • Looping through tuples

      3. set

        • Creating and accessing sets

        • Modifying sets (e.g. adding, removing, and intersecting elements)

        • Looping through sets

      4. dictionary

        • Creating and accessing dictionaries

        • Modifying dictionaries (e.g. adding, removing, and updating key-value pairs)

        • Looping through dictionaries

    3. Python fundamentals

      1. loops

        • For loops

        • While loops

        • Break and continue statements

      2. functions

        • Defining and calling functions

        • Parameters and arguments

        • Return values

      3. object and classes

        • Defining classes and objects

        • Constructors and destructors

        • Inheritance

        • Method overloading and overriding

    4. Pandas

      • Introduction to Pandas library

      • Loading and saving data with Pandas

      • Working with DataFrames and Series

      • Manipulating and cleaning data with Pandas

    5. Numpy

      • Introduction to Numpy library

      • Creating and accessing arrays

      • Array operations (e.g. reshaping, slicing, and element-wise operations)

      • Mathematical and statistical functions

    6. Matplotlib

      • Introduction to Matplotlib library

      • Creating basic plots (e.g. line, scatter, and bar plots)

      • Customizing plots (e.g. labels, titles, and legends)

      • Saving and showing plots

  2. SQL

    • Introduction to Structured Query Language (SQL)

    • Creating and modifying databases and tables

    • Selecting, filtering, and sorting data

    • Grouping and aggregating data

    • Joining tables

    • Subqueries and views

  3. Maths Refresher

    1. Statistics

      • Mean, median, mode

      • Range, variance, standard deviation

      • Percentiles and quartiles

      • Z-scores

    2. Probability

      • Basic probability concepts (e.g. events, sample space, and probability)

      • Conditional probability and independence

    3. Linear algebra

      • Vectors and matrices

      • Matrix operations (e.g. addition, multiplication, and transposition)

    4. Calculus

      • Limits and continuity

      • Derivatives

      • Integrals

      • Fundamental theorem of calculus

  4. Python for data science

    1. Jupyter notebook and google collab walkthrough

      • Introduction to Jupyter notebooks and Google Colab

      • Creating and running cells

      • Importing and exporting notebooks

    2. Python data science libraries

      • Introduction to popular data science libraries (e.g. Scikit-learn, TensorFlow, and Keras)

      • Installing and importing libraries

    3. Exploratory data analysis

      1. Visualization

        • Introduction to Matplotlib and Seaborn

        • Plotting distributions, scatterplots, and boxplots

        • Customizing plots

      2. Summary statistics

        • Calculating basic statistics (e.g. mean, median, and standard deviation)

        • Generating descriptive statistics with Pandas

      3. Correlation analysis

        • Calculating and interpreting correlations

        • Visualizing correlations with scatterplots

      4. Data cleaning

        • Handling missing values

        • Removing outliers

        • Normalizing and standardizing data

      5. Dimension reduction

        • Introduction to dimension reduction techniques (e.g. PCA and t-SNE)

        • Implementing and interpreting dimension reduction in Python

      6. Anomaly detection

        • Introduction to anomaly detection techniques (e.g. isolation forests and local outlier factor)

        • Implementing and interpreting anomaly detection in Python

      7. Feature engineering

        • Introduction to feature engineering

        • Creating new features from existing data

        • Selecting relevant features for model building

  5. Machine learning

    1. Introduction

      • Definition and types of machine learning

      • Differences between supervised, unsupervised, and reinforcement learning

    2. Supervised learning

      • Regression and classification algorithms

      • Evaluation metrics for regression and classification models (e.g. mean squared error and accuracy)

    3. Classification

      • K-nearest neighbors (KNN)

      • Logistic regression

      • Support vector machines (SVM)

    4. Decision trees

      • Introduction to decision trees

      • Implementing decision trees in Python

      • Visualizing decision trees

    5. Time series prediction

      • Introduction to time series data

      • Moving average and exponential smoothing models

      • Autoregressive integrated moving average (ARIMA) model

    6. Unsupervised learning

      • Clustering algorithms (e.g. k-means and hierarchical clustering)

      • Evaluation metrics for clustering (e.g. silhouette score and calinski-harabasz index)

    7. Some projects (5-8)

      • Suggested projects to apply machine learning concepts (e.g. building a spam detector or a customer segmentation model)
  6. Tableau

    • Connecting to and importing data

    • Working with data in Tableau

    • Creating and customizing visualizations

    • Dashboarding and storytelling with Tableau

    • Advanced techniques (e.g. calculated fields, parameters, and table calculations)

    • Exporting and publishing dashboards

Same in tabular form:

Module Topic Sub-Topic Content
Python Python basics Input/Output Printing to the console
Getting input from the user
Operators Arithmetic operators (e.g. +, -, *, /)
Comparison operators (e.g. ==, !=, >, <)
Logical operators (e.g. and, or, not)
Operations Working with variables
Data types (e.g. int, float, str)
Type conversion
Basic string manipulation (e.g. indexing, slicing, concatenation)
Python data structures list Creating and accessing lists
Modifying lists (e.g. adding, removing, and sorting elements)
Looping through lists
tuple Creating and accessing tuples
Modifying tuples (e.g. adding and removing elements)
Looping through tuples
set Creating and accessing sets
Modifying sets (e.g. adding, removing, and intersecting elements)
Looping through sets
dictionary Creating and accessing dictionaries
Modifying dictionaries (e.g. adding, removing, and updating key-value pairs)
Looping through dictionaries
Python fundamentals loops For loops
While loops
Break and continue statements
functions Defining and calling functions
Parameters and arguments
Return values
object and classes Defining classes and objects
Constructors and destructors
Inheritance
Method overloading and overriding
Pandas Introduction to Pandas library
Loading and saving data with Pandas
Working with DataFrames and Series
Manipulating and cleaning data with Pandas
Numpy Introduction to Numpy library
Creating and accessing arrays
Array operations (e.g. reshaping, slicing, and element-wise operations)
Mathematical and statistical functions
Matplotlib Introduction to Matplotlib library
Creating basic plots (e.g. line, scatter, and bar plots)
Customizing plots (e.g. labels, titles, and legends)
Saving and showing plots
SQL Introduction to Structured Query Language (SQL)
Creating and modifying databases and tables
Selecting, filtering, and sorting data
Grouping and aggregating
Joining tables
Subqueries and views
Maths Refresher Statistics Mean, median, mode
Range, variance, standard deviation
Percentiles and quartiles
Z-scores
Probability Basic probability concepts (e.g. events, sample space, and probability)
Conditional probability and independence
Bayes' theorem
Linear algebra Vectors and matrices
Matrix operations (e.g. addition, multiplication, and transposition)
Determinants and inverses
Calculus Limits and continuity
Derivatives
Integrals
Fundamental theorem of calculus
Python for data science Jupyter notebook and google collab walkthrough Introduction to Jupyter notebooks and Google Colab
Creating and running cells
Importing and exporting notebooks
Python data science libraries Introduction to popular data science libraries (e.g. Scikit-learn, TensorFlow, and Keras)
Installing and importing libraries
Exploratory data analysis Visualization Introduction to Matplotlib and Seaborn
Plotting distributions, scatterplots, and boxplots
Customizing plots
Summary statistics Calculating basic statistics (e.g. mean, median, and standard deviation)
Generating descriptive statistics with Pandas
Correlation analysis Calculating and interpreting correlations
Visualizing correlations with scatterplots
Data cleaning Handling missing values
Removing outliers
Normalizing and standardizing data
Dimension reduction Introduction to dimension reduction techniques (e.g. PCA and t-SNE)
Implementing and interpreting dimension reduction in Python
Anomaly detection Introduction to anomaly detection techniques (e.g. isolation forests and local outlier factor)
Implementing and interpreting anomaly detection in Python
Feature engineering Introduction to feature engineering
Creating new features from existing data
Selecting relevant features for model building
Machine learning Introduction Definition and types of machine learning
Differences between supervised, unsupervised, and reinforcement learning
Supervised learning Regression and classification algorithms
Evaluation metrics for regression and classification models (e.g. mean squared error and accuracy)
Classification K-nearest neighbors (KNN)
Logistic regression
Support vector machines (SVM)
Decision trees Introduction to decision trees
Implementing decision trees in Python
Visualizing decision trees
Time series prediction Introduction to time series data
Moving average and exponential smoothing models
Autoregressive integrated moving average (ARIMA) model
Unsupervised learning Clustering algorithms (e.g. k-means and hierarchical clustering)
Evaluation metrics for clustering (e.g. silhouette score and calinski-harabasz index)
Some projects (5-8) Suggested projects to apply machine learning concepts (e.g. building a spam detector or a customer segmentation model)
Tableau Introduction to Tableau
Connecting to and importing data
Working with data
Working with data in Tableau
Creating and customizing visualizations
Dashboarding and storytelling with Tableau
Advanced techniques Calculated fields, parameters, and table calculations
Exporting and publishing dashboards

We hope that you will enjoy learning about data science with me! By completing this course, you should now have a strong foundation in Python programming, SQL, maths refresher, data science with Python, machine learning, and Tableau. You should be well-prepared to pursue further study or a career in the field, and we encourage you to continue learning and staying up-to-date on new developments in the world of data science.

We would like to thank you for joining me on this journey and hope that you will continue to follow us for future updates and learning opportunities. Don't forget to check out the GitHub repository linked below for all materials and exercises, and we look forward to seeing what you will accomplish with your new skills!

If you suggest some topics to be added then create a PR or comment on this post: Complete-Data-Science-Bootcamp

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A 50-Day Guide to Becoming a Data Scientist with Python, SQL, and Machine Learning

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