365 Data Science Q&A Hub

Receive support from your instructors, build positive interactions with fellow data science students, and have fun while advancing in data science. Please be respectful and patient while interacting with others in the 365 Data Science Q&A hub. For more details on the code of etiquette, you should abide by, read our Community Guidelines.

By course

Introduction to Tableau
The Complete Data Visualization Course with Python, R, Tableau, and Excel
Introduction to R Programming
Data Preprocessing with NumPy
Introduction to Data and Data Science
Data Cleaning and Preprocessing with pandas
Introduction to Business Analytics
Data Analysis with Excel Pivot Tables
SQL
Credit Risk Modeling in Python
Python Programmer Bootcamp
SQL + Tableau + Python
Introduction to Jupyter
Statistics
Mathematics
Introduction to Excel
Probability
Starting a Career in Data Science: Project Portfolio, Resume, and Interview Process
SQL + Tableau
Time Series Analysis with Python
Power BI
Product Management for AI & Data Science
Git and GitHub
Deep Learning with TensorFlow 2
Customer Analytics in Python
Web Scraping and API Fundamentals in Python
Introduction to Python
Python for Finance
Machine Learning in Python
Advanced Microsoft Excel
Convolutional Neural Networks with TensorFlow in Python
Data Strategy
Fashion Analytics with Tableau
Dates and Times in Python
SQL for Data Science Interviews
Data Literacy
AI Applications for Business Success
Linear Algebra and Feature Selection
Machine Learning with Naïve Bayes
Machine Learning in Excel
Machine Learning with Support Vector Machines
A/B Testing in Python
Machine Learning with Decision Trees and Random Forests
Machine Learning with K-Nearest Neighbors
Machine Learning with Ridge and Lasso Regression
Data-Driven Business Growth
Corporate Strategy
Marketing Strategy
Negotiation
Management
Persuasion and Influence
Excel for Project Management
Agile and Scrum Project Management
Project Management
Blockchain for Business
How to Think Like a Data Scientist to Become One
Power Query and Data Modeling
Introduction to DAX
Building Business Reports Using Power BI
The Machine Learning Process A-Z
Working with Text Files in Python
Intermediate Python Programming
Advanced SQL
The Machine Learning Algorithms A-Z
Customer Churn Analysis with SQL and Tableau
Machine Learning Deep Dive: Business Applications and Coding Walkthroughs
Customer Engagement Analysis with SQL and Tableau
Advanced SQL for Data Engineering
Communication and Presentation Skills for Analysts and Managers
Intro to ChatGPT and Generative AI
Data Analysis in PowerBI with ChatGPT
Mastering Key Performance Indicators (KPIs)
Sign-Up Flow Optimization Analysis with SQL and Tableau
Python for Social Media Analytics
Intro to NLP for AI
Data Analysis with ChatGPT
ChatGPT for Data Science
Intro to LLMs
Growth Analysis with SQL, Python, and Tableau
Intro to Data Engineering
Statistical Tests in Sales and Marketing
Build Chat Applications with OpenAI and LangChain
Introduction to Vector Databases with Pinecone
Intro to Revenue Analytics
Intro to AI
Python 101: Kickoff
Introducing Algorithms in Python
Speech Recognition with Python
Deep Learning with Pytorch
Intermediate Revenue Analytics
Introduction to Data Architecture
Introduction to Hugging Face
Introduction to AWS Cloud
LLM Engineering in Practice with Streamlit and OpenAI
Understanding Cloud Computing
Introduction to Data Warehousing
Building Data Pipelines with Apache Airflow
Math Foundation for ML
Data Ingestion with Pandas
Introduction to LLaMA
Intro to Google Cloud
Fully Automated MLOps
Econometrics I
Intro to Shell
Intro to Microsoft Azure
Python Coding Interview Prep
Power BI Data Visualization Hero
Python 102: Beginner's Power-Up
AI Ethics
AI Model deployment on AWS
Evaluating AI Agents: From Metrics to Real-World Impact
Introduction to Databricks
MCPs for Everyone: Supercharge Your AI Tooling Skills
Build Conversational AI Memory with LangGraph
ChatGPT at Work: Ethical and Secure ChatGPT Use
ChatGPT for SQL Beginners
Intro to AI Agents and Agentic AI

By status

Answered
Resolved

By course

Introduction to Tableau
The Complete Data Visualization Course with Python, R, Tableau, and Excel
Introduction to R Programming
Data Preprocessing with NumPy
Introduction to Data and Data Science
Data Cleaning and Preprocessing with pandas
Introduction to Business Analytics
Data Analysis with Excel Pivot Tables
SQL
Credit Risk Modeling in Python
Python Programmer Bootcamp
SQL + Tableau + Python
Introduction to Jupyter
Statistics
Mathematics
Introduction to Excel
Probability
Starting a Career in Data Science: Project Portfolio, Resume, and Interview Process
SQL + Tableau
Time Series Analysis with Python
Power BI
Product Management for AI & Data Science
Git and GitHub
Deep Learning with TensorFlow 2
Customer Analytics in Python
Web Scraping and API Fundamentals in Python
Introduction to Python
Python for Finance
Machine Learning in Python
Advanced Microsoft Excel
Convolutional Neural Networks with TensorFlow in Python
Data Strategy
Fashion Analytics with Tableau
Dates and Times in Python
SQL for Data Science Interviews
Data Literacy
AI Applications for Business Success
Linear Algebra and Feature Selection
Machine Learning with Naïve Bayes
Machine Learning in Excel
Machine Learning with Support Vector Machines
A/B Testing in Python
Machine Learning with Decision Trees and Random Forests
Machine Learning with K-Nearest Neighbors
Machine Learning with Ridge and Lasso Regression
Data-Driven Business Growth
Corporate Strategy
Marketing Strategy
Negotiation
Management
Persuasion and Influence
Excel for Project Management
Agile and Scrum Project Management
Project Management
Blockchain for Business
How to Think Like a Data Scientist to Become One
Power Query and Data Modeling
Introduction to DAX
Building Business Reports Using Power BI
The Machine Learning Process A-Z
Working with Text Files in Python
Intermediate Python Programming
Advanced SQL
The Machine Learning Algorithms A-Z
Customer Churn Analysis with SQL and Tableau
Machine Learning Deep Dive: Business Applications and Coding Walkthroughs
Customer Engagement Analysis with SQL and Tableau
Advanced SQL for Data Engineering
Communication and Presentation Skills for Analysts and Managers
Intro to ChatGPT and Generative AI
Data Analysis in PowerBI with ChatGPT
Mastering Key Performance Indicators (KPIs)
Sign-Up Flow Optimization Analysis with SQL and Tableau
Python for Social Media Analytics
Intro to NLP for AI
Data Analysis with ChatGPT
ChatGPT for Data Science
Intro to LLMs
Growth Analysis with SQL, Python, and Tableau
Intro to Data Engineering
Statistical Tests in Sales and Marketing
Build Chat Applications with OpenAI and LangChain
Introduction to Vector Databases with Pinecone
Intro to Revenue Analytics
Intro to AI
Python 101: Kickoff
Introducing Algorithms in Python
Speech Recognition with Python
Deep Learning with Pytorch
Intermediate Revenue Analytics
Introduction to Data Architecture
Introduction to Hugging Face
Introduction to AWS Cloud
LLM Engineering in Practice with Streamlit and OpenAI
Understanding Cloud Computing
Introduction to Data Warehousing
Building Data Pipelines with Apache Airflow
Math Foundation for ML
Data Ingestion with Pandas
Introduction to LLaMA
Intro to Google Cloud
Fully Automated MLOps
Econometrics I
Intro to Shell
Intro to Microsoft Azure
Python Coding Interview Prep
Power BI Data Visualization Hero
Python 102: Beginner's Power-Up
AI Ethics
AI Model deployment on AWS
Evaluating AI Agents: From Metrics to Real-World Impact
Introduction to Databricks
MCPs for Everyone: Supercharge Your AI Tooling Skills
Build Conversational AI Memory with LangGraph
ChatGPT at Work: Ethical and Secure ChatGPT Use
ChatGPT for SQL Beginners
Intro to AI Agents and Agentic AI

By status

Answered
Resolved

8576 results

0

3

Constructive Feedback on Probability Course: Bridging Theory and Application

Dear Team,I wanted to share some feedback regarding the probability class, particularly the Continuous Distribution...

Last answered: Sep 21st 2024

0

1

Please Fix Error in Answer for Question #3 for Discrete Distributions Quiz

Hi Team, There is an error in this answer. please fix it! Thanks! -Justin

Last answered: Sep 30th 2024

0

1

Practice Exam - Question #6 - Discrete Distributions

Hi team, Thanks for your hard work! Great material. I do not understand why the solution to this problem is not...

Last answered: Dec 29th 2024

Super learner

0

2

Resolved: Missclassification

I am still confused by missclassification issues in ML models, using your example it's very dangerous to missclassify...

Machine Learning with Support Vector Machines

Last answered: Sep 16th 2024

Super learner

0

1

Resolved: Not the right video

Hello. The wrong video was uploaded here. Could it be looked into it please?

Last answered: Sep 16th 2024

Dimiter Emilov Ivanov

0

1

Resolved: How to set up Power BI to visualise maps?

How can I set up Power BI to display maps?File -> Options and Settings -> Global -> Security -> Map and...

Last answered: Sep 16th 2024

Super learner

0

0

numpy.ndarray.shape is an attribute not a method

Hi Iliya, in the lesson Scalars, Vectors, and Matrices as Python Arrays, min 3:34 aprox. you indicate that 'shape' is...

0

6

Probability - Discrete Distribtions - Practice Exam Question #2

Hi Team, Thanks for your hard work. I'm really struggling to understand how to apply the knowledge from the course...

Last answered: Sep 16th 2024

0

2

Where is the Exam for Discrete Distributions?

Hey Team! Thanks for your hard work. Isn't there supposed to be a practice exam for the section on Discrete...

Last answered: Sep 12th 2024

Super learner

0

2

Resolved: Not the Right Video

Hello, it seems the wrong video was put here as I saw this same vide repeated in another section with it's proper...

Last answered: Sep 10th 2024

Marwa Hamid Adam Bakheet

0

5

Project source file

Hi , I could not find an excel file to download with the project only tableau , when I open it and try to check the...

Last answered: Sep 12th 2024

0

1

Resolved: 2:22 clarification

At 2:22, it is mentioned "a static output of the activations minimises the gradient, while the algo is not really...

Deep Learning with TensorFlow 2

Last answered: Sep 10th 2024

Dimiter Emilov Ivanov

0

1

Resolved: What is the aim of building the column "CountryOrder"?

As we will see later in Task Four, Part 3 (06:18 - 06:54), we are sorting the bar chart visual by...

Last answered: Sep 9th 2024

Dimiter Emilov Ivanov

0

1

Alternative formula for TotalSalesAmount

I get the same result using1) TotalSalesAmount = CALCULATE(sum(fact_InternetSales[SalesAmount])) instead of 2)...

Last answered: Sep 9th 2024

0

1

getting unequal count in my cleaned data

Actually, I am getting count of 3842 in my cleaned data,but in the video, the sir is getting count of 3867.I have...

Machine Learning in Python

Last answered: Sep 9th 2024

1
...
17
...
32
33
34
35
36
...
303
...
572

popular questions

Omar R. Valencia García

28

4

The line reg.predict(1740) does not work anymore

Rafael Rodrigues de Siqueira

23

6

The ROLLBACK not working according to step-by-step class

13

1

I didn't quite understand the nuance from 3:48 till the end

Toluwase Olukayode

12

4

not showing as completed even though I have complete the course. Please help me fix it

Gabriel de Jesus Patiño Pino

12

0

The answer to the third question is wrong (Practical exam 2: Discrete Distributions)

Davide Sanchioni

11

3

Sixth question of the practice exam

11

9

Resolved: My comments on this course

Adetunji Fasiku

11

1

The Second Question's Confusing Ability

10

1

course question

Zachary Roblyer

9

3

Resolved: Feedback for practice exam

9

1

Using z statistics instead of t statistics

Mohamed Abdelazim Mohamed Elsrougy

9

2

Resolved: Downloading Video Materials

Abdulmalik Alkhamis

9

1

This is inconsistent with the quiz

9

1

Suggestion: change the robot and arrows analogy

Abdelrahman El-kattan

8

5

the conclusion?