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.

Ask a question
Filter courses
  • 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
Filter questions by
  • Answered
  • Resolved
Clear all
Order by
  • Posted on
  • Last answered
  • Answers
  • Popularity
Filter courses
  • 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
Filter questions by
  • Answered
  • Resolved
Clear all
8328 results
Guillem Roig
0
1
Resolved: Reformat doesn't work with INSERT INTO statement
Hi, is it normal that the function beautify/reformat doesn't when using INSERT INTO statement? It does work with SELECT.
SQL
Last answered: Feb 24th 2023
615 views
Mohamed Orabi
0
1
Certification fees
Is the certificate sharable for any CV and LinkedIn?  Is there any fees to have full track certificate and make...
Last answered: Feb 24th 2023
646 views
Andrei
0
1
Resolved: Rename a column
Hello, It is correct to change the name of a column with the CHANGE COLUMN? And also to change it to DEFAULT in the...
SQL
Last answered: Feb 24th 2023
950 views
Donald Trenholm
0
3
Resolved: Cant find the link for the employee.sql database.
Feeling a little dumb that I can't find the link. I can get what looks like the employee code in MySQL but all the...
SQL
Last answered: Feb 25th 2023
906 views
Ashraf Shagar
1
2
Resolved: Saving the figures using python
Hi, In python, I have checked the figures that i have created and found out that they do not have the graph that i...
The Complete Data Visualization Course with Python, R, Tableau, and Excel
Last answered: Feb 28th 2023
795 views
Ly Do
1
2
Certified courses i have taken in 2020 is not updated in my learning profile, please kind help to re
I have emails sen to me notifying about completing the certification but they are not showing in my current...
Mathematics
Last answered: Nov 9th 2023
664 views
Mohamed Orabi
0
1
certified certificate
Hi sir, Are your certificated certified around the world or not for multinational companies?
Last answered: Feb 24th 2023
629 views
Moeketsi Tsomo
0
6
Please help me here when I run this code its say edit configuration,what should I do?
Python Programmer Bootcamp
Last answered: May 11th 2023
991 views
Dylan Ritter
Super learner
This user is a Super Learner. To become a Super Learner, you need to reach Level 8.
0
2
Problem with Task 2
Hi I'm having a problem with making the graph for task 2. I'm using Excel online. As you can see in the image, money...
Statistics
Last answered: Mar 23rd 2023
1736 views
AINA BINTI AZAZI
0
1
How do i do this without rewriting the formula
How do i do this without rewriting the formula? But when i wrote the formula, it still got error
Advanced Microsoft Excel
Last answered: Feb 22nd 2023
620 views
Ogunjemilua Adeyemo Aanuoluwapo
0
5
The Filled map is not working
I tried using the Filled map is not working on power bi after enabling map and Filled map.
Building Business Reports Using Power BI
Last answered: Feb 22nd 2023
565 views
Ankush Bawa
Super learner
This user is a Super Learner. To become a Super Learner, you need to reach Level 8.
0
2
Resolved: Difference between ETL and ELT?
At Timeframe 7:51 of your lecture in "Roles in Data Science" , there is an image showing Extract & Load and then...
How to Think Like a Data Scientist to Become One
Last answered: Jul 21st 2024
709 views
Jeese P Abraham
1
4
revenue field missing
I cannot find the revenue field in the data
Data Analysis with Excel Pivot Tables
Last answered: Feb 23rd 2023
1017 views
Jason Rehkamp
4
2
Statistics with NumPy Practice Exam Question 3
I think that the way that the question is worded and the correct answer are not appropriate.  The question...
Data Preprocessing with NumPy
Last answered: 10 days ago
782 views
Gonzalo Benavente
0
0
OSError: [Errno 22] Invalid argument
Doing the exercise I kept getting this error, any suggestions or solutions. I already correct the "/", check the...
Data Preprocessing with NumPy
1035 views

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
E E
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
Christine Li
11
9
Resolved: My comments on this course
Adetunji Fasiku
11
1
The Second Question's Confusing Ability
Anower Hossain
10
1
course question
Ali Safaei
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
Luiz
9
1
Suggestion: change the robot and arrows analogy
Abdelrahman El-kattan
8
5
the conclusion?
Zachary Roblyer
8
3
Resolved: Feedback for practice exam