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๐Ÿ”“Explore the fascinating world of Data Analytics & Artificial Intelligence

๐Ÿ’ป Best AI tools, free resources, and expert advice to land your dream tech job.

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Jupyter Notebooks are essential for data analysts working with Python.

Hereโ€™s how to make the most of this great tool:

1. ๐—ข๐—ฟ๐—ด๐—ฎ๐—ป๐—ถ๐˜‡๐—ฒ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—–๐—ผ๐—ฑ๐—ฒ ๐˜„๐—ถ๐˜๐—ต ๐—–๐—น๐—ฒ๐—ฎ๐—ฟ ๐—ฆ๐˜๐—ฟ๐˜‚๐—ฐ๐˜๐˜‚๐—ฟ๐—ฒ:

Break your notebook into logical sections using markdown headers. This helps you and your colleagues navigate the notebook easily and understand the flow of analysis. You could use headings (#, ##, ###) and bullet points to create a table of contents.


2. ๐——๐—ผ๐—ฐ๐˜‚๐—บ๐—ฒ๐—ป๐˜ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—ฃ๐—ฟ๐—ผ๐—ฐ๐—ฒ๐˜€๐˜€:

Add markdown cells to explain your methodology, code, and guidelines for the user. This Enhances the readability and makes your notebook a great reference for future projects. You might want to include links to relevant resources and detailed docs where necessary.


3. ๐—จ๐˜€๐—ฒ ๐—œ๐—ป๐˜๐—ฒ๐—ฟ๐—ฎ๐—ฐ๐˜๐—ถ๐˜ƒ๐—ฒ ๐—ช๐—ถ๐—ฑ๐—ด๐—ฒ๐˜๐˜€:

Leverage ipywidgets to create interactive elements like sliders, dropdowns, and buttons. With those, you can make your analysis more dynamic and allow users to explore different scenarios without changing the code. Create widgets for parameter tuning and real-time data visualization.


๐Ÿฐ. ๐—ž๐—ฒ๐—ฒ๐—ฝ ๐—œ๐˜ ๐—–๐—น๐—ฒ๐—ฎ๐—ป ๐—ฎ๐—ป๐—ฑ ๐— ๐—ผ๐—ฑ๐˜‚๐—น๐—ฎ๐—ฟ:

Write reusable functions and classes instead of long, monolithic code blocks. This will improve the code maintainability and efficiency of your notebook. You should store frequently used functions in separate Python scripts and import them when needed.


5. ๐—ฉ๐—ถ๐˜€๐˜‚๐—ฎ๐—น๐—ถ๐˜‡๐—ฒ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐——๐—ฎ๐˜๐—ฎ ๐—˜๐—ณ๐—ณ๐—ฒ๐—ฐ๐˜๐—ถ๐˜ƒ๐—ฒ๐—น๐˜†:

Utilize libraries like Matplotlib, Seaborn, and Plotly for your data visualizations. These clear and insightful visuals will help you to communicate your findings. Make sure to customize your plots with labels, titles, and legends to make them more informative.


6. ๐—ฉ๐—ฒ๐—ฟ๐˜€๐—ถ๐—ผ๐—ป ๐—–๐—ผ๐—ป๐˜๐—ฟ๐—ผ๐—น ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—ก๐—ผ๐˜๐—ฒ๐—ฏ๐—ผ๐—ผ๐—ธ๐˜€:

Jupyter Notebooks are great for exploration, but they often lack systematic version control. Use tools like Git and nbdime to track changes, collaborate effectively, and ensure that your work is reproducible.

7. ๐—ฃ๐—ฟ๐—ผ๐˜๐—ฒ๐—ฐ๐˜ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—ก๐—ผ๐˜๐—ฒ๐—ฏ๐—ผ๐—ผ๐—ธ๐˜€:

Clean and secure your notebooks by removing sensitive information before sharing. This helps to prevent the leakage of private data. You should consider using environment variables for credentials.


Keeping these techniques in mind will help to transform your Jupyter Notebooks into great tools for analysis and communication.

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๐Ÿš€๐Ÿ‘‰Data Analytics skills and projects to add in a resume to get shortlisted

1. Technical Skills:
Proficiency in data analysis tools (e.g., Python, R, SQL).
Data visualization skills using tools like Tableau or Power BI.
Experience with statistical analysis and modeling techniques.

2. Data Cleaning and Preprocessing:
Showcase skills in cleaning and preprocessing raw data for analysis.
Highlight expertise in handling missing data and outliers effectively.

3. Database Management:
Mention experience with databases (e.g., MySQL, PostgreSQL) for data retrieval and manipulation.

4. Machine Learning:
If applicable, include knowledge of machine learning algorithms and their application in data analytics projects.

5. Data Storytelling:
Emphasize your ability to communicate insights effectively through data storytelling.

6. Big Data Technologies:
If relevant, mention experience with big data technologies such as Hadoop or Spark.

7. Business Acumen:
Showcase an understanding of the business context and how your analytics work contributes to organizational goals.

8. Problem-Solving:
Highlight instances where you solved business problems through data-driven insights.

9. Collaboration and Communication:
Demonstrate your ability to work in a team and communicate complex findings to non-technical stakeholders.

10. Projects:
List specific data analytics projects you've worked on, detailing the problem, methodology, tools used, and the impact on decision-making.

11. Certifications:
Include relevant certifications such as those from platforms like Coursera, edX, or industry-recognized certifications in data analytics.

12. Continuous Learning:
Showcase any ongoing education, workshops, or courses to display your commitment to staying updated in the field.

๐Ÿ’ผTailor your resume to the specific job description, emphasizing the skills and experiences that align with the requirements of the position you're applying for.
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๐—™๐—ฅ๐—˜๐—˜ ๐—ช๐—ฒ๐—ฏ๐˜€๐—ถ๐˜๐—ฒ๐˜€ ๐—ง๐—ผ ๐— ๐—ฎ๐˜€๐˜๐—ฒ๐—ฟ ๐—–๐—ผ๐—ฑ๐—ถ๐—ป๐—ด ๐—™๐—ผ๐—ฟ ๐—™๐—ฅ๐—˜๐—˜ ๐Ÿ˜

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How Data Analytics Helps to Grow Business to Best

Analytics are the analysis of raw data to draw meaningful insights from it. In other words, applying algorithms, statistical models, or even machine learning on large volumes of data will seek to discover patterns, trends, and correlations. In this way, the bottom line is to support businesses in making much more informed, data-driven decisions.

In simple words, think about running a retail store. Youโ€™ve got years of sales data, customer feedback, and inventory reports. However, do you know which are the best-sellers or where youโ€™re losing money? By applying data analytics, you would find out some hidden opportunities, adjust your strategies, and improve your business outcome accordingly.

read more......
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Practical Python Dat... by Ashwin Pajankar.pdf
4.8 MB
Practical Python Data Visualization
ะะฒั‚ะพั€:
Ashwin Pajankar
https_coderbooks_ruIntroduction_to_Data_Science_Data_Analysis_and.pdf
73.6 MB
Introduction to Data Science
ะะฒั‚ะพั€:
Rafael A. Irizarry
30412264.pdf
2.5 MB
Introduction to Algorithms &
Data Structures 1

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๐Ÿ” Real-World Data Analyst Tasks & How to Solve Them

As a Data Analyst, your job isnโ€™t just about writing SQL queries or making dashboardsโ€”itโ€™s about solving business problems using data. Letโ€™s explore some common real-world tasks and how you can handle them like a pro!

๐Ÿ“Œ Task 1: Cleaning Messy Data

Before analyzing data, you need to remove duplicates, handle missing values, and standardize formats.

โœ… Solution (Using Pandas in Python):

import pandas as pd  
df = pd.read_csv('sales_data.csv')
df.drop_duplicates(inplace=True) # Remove duplicate rows
df.fillna(0, inplace=True) # Fill missing values with 0
print(df.head())


๐Ÿ’ก Tip: Always check for inconsistent spellings and incorrect date formats!


๐Ÿ“Œ Task 2: Analyzing Sales Trends

A company wants to know which months have the highest sales.

โœ… Solution (Using SQL):

SELECT MONTH(SaleDate) AS Month, SUM(Quantity * Price) AS Total_Revenue  
FROM Sales
GROUP BY MONTH(SaleDate)
ORDER BY Total_Revenue DESC;


๐Ÿ’ก Tip: Try adding YEAR(SaleDate) to compare yearly trends!


๐Ÿ“Œ Task 3: Creating a Business Dashboard

Your manager asks you to create a dashboard showing revenue by region, top-selling products, and monthly growth.

โœ… Solution (Using Power BI / Tableau):

๐Ÿ‘‰ Add KPI Cards to show total sales & profit

๐Ÿ‘‰ Use a Line Chart for monthly trends

๐Ÿ‘‰ Create a Bar Chart for top-selling products

๐Ÿ‘‰ Use Filters/Slicers for better interactivity

๐Ÿ’ก Tip: Keep your dashboards clean, interactive, and easy to interpret!

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Practical Python Dat... by Ashwin Pajankar.pdf
4.8 MB
Practical Python Data Visualization
ะะฒั‚ะพั€:
Ashwin Pajankar
https_coderbooks_ruIntroduction_to_Data_Science_Data_Analysis_and.pdf
73.6 MB
Introduction to Data Science
ะะฒั‚ะพั€:
Rafael A. Irizarry
30412264.pdf
2.5 MB
Introduction to Algorithms &
Data Structures 1

โœ… Free Courses with Certificate:
https://t.iss.one/free4unow_backup

All the best ๐Ÿ‘๐Ÿ‘
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