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

8569 results

ayodele adewole

Super learner

0

0

UNABLE TO ACCESS SQL CLASS

PLS SOME VIDEOS NOT SHOWING

Alexis Da Fonseca

0

0

Problem : No video

I have an error when i'm trying to watch some videos in this course. A lot of video are unavailable with a server error

Jules Lighuen R. C.

0

1

Problem: No Video

Video 4.3 Understand Your Data Before You Start Working on It is not available.

Introduction to Excel

Last answered: 5 hours ago

0

2

Resolved: Power BI, Lecture 3: Asking Questions. Q&A

Power BI, Lecture 3: Asking Questions. The Q&A feature is not available in the outdated version used for this...

Last answered: 6 days ago

Vasileios Fotopoulos

Super learner

0

0

Instruction vs. Solution Inconsistency in the Student Streaks Analysis SQL Project

1) The first issue concerns the streak logic. On the real platform, a streak increments only on consecutive days that...

0

0

Usefool Tools Course Material Project - Project placed in this section casued a lot of confusion.

In the Excel course under "Useful Tools course material? The project is presented at the end of this section...

Introduction to Excel

Dimiter Emilov Ivanov

0

1

Resolved: Card visual blank if we use [TotalSalesAmount] instead of SUM(fact_InternetSales[SalesAmount]. Why?

We have defined the measure TotalSalesAmount = SUM(fact_InternetSales[SalesAmount]) If I use SalesAmountUnitedStates...

Last answered: 10 days ago

Dimiter Emilov Ivanov

1

1

Resolved: Why are we using the DIVIDE function instead of the divide operator - "/"?

I am giving here directly the answer: https://learn.microsoft.com/en-us/dax/best-practices/dax-divide-function-operator

Last answered: 11 days ago

0

3

MAC and mysql installation problems.

I used the Homebrew as per the instructions to install the mysql server with no difficulities. Since I have the...

Last answered: 10 days ago

Dimiter Emilov Ivanov

0

2

Resolved: Recreate the table didn't work. Why?

I tried to recreate the same table but I only got the final row. Why doesn't it work?

Last answered: 13 days ago

0

0

Vidalista 60 Mg: Is an Effective Erectile Dysfunction Pill?

Today I Am Going To Give You Some Information About Vidalista Products.✓ Vidalista 60 💊 being able to cause...

0

0

Where to Buy Vidalista Black 80mg Safely Online?

If you’re looking for Vidalista Black 80 for sale, it’s important to buy from trustworthy online...

0

0

Price of the course

I am unable to find the prices of the course

Python Programmer Bootcamp

0

2

Resolved: Price of the Course

I want to see the price of the course but unable to see it anywhere.

Python Programmer Bootcamp

Last answered: 22 days ago

0

0

Practical Example for Logisitic Regression?

Hey team,In the lecture the instructor mentions there is a practical example in the Logistic Regression section of...

Machine Learning in Python

1
2
3
...
287
...
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?