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.

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

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

8328 results

Yahia Altelmisany

2

3

Resolved: Rank function must be used with countif

Greetings, Rank function must be used with countif function otherwise you will get inaccurate rankings (when 2...

Introduction to Excel

Last answered: Feb 29th 2024

0

1

Fashion Analytics Retail Dataset

Hey. What does the retail dataset represent? Which type of company is it representing, is it a small or medium size...

Fashion Analytics with Tableau

Last answered: Feb 10th 2023

Evashen Mooninathan

0

1

Resolved: More efficient method for capitalising keywords

From a speed perspective, I prefer to have my code in lowercase, as it is less efficient to have to hold in the Shift...

Last answered: Feb 22nd 2024

1

1

Next step please

Please, do I need to follow the next steps in the terminal? if so the commands are not clear pls. if not...

Last answered: Feb 14th 2023

Francois Chouinard

0

1

Where can we see the defined triggers in MySQL?

In MySQl, in the left column, I can see the tables, stored procedures, views and function. But where can we see the...

Last answered: Feb 10th 2023

Cyd-Marie Allette

0

1

Staged Copy at 3:15

Can you explain what a staged copy means please? Why would we do this?

Last answered: Sep 17th 2023

0

1

question about the query

When i run the code without the Where clause I only get 12 rows returned My question is, in this case, shouldn't it...

Last answered: Feb 8th 2023

Yahia Altelmisany

6

0

Summary For All CI Cases With Excel Formulas

I've summarized some confidence intervals cases with statistics and Excel formulas I hope you find this summary...

Eslam Mohamed Helmi

0

1

Another Solution Using COALESCE

Is this one correct? it uses 22 rows of code and returns 40 rows SELECT emp_no as emp_id, dept_no as dept_id,...

Last answered: Feb 8th 2023

0

1

Combo plots part 2- Bar and Line chart in R

Hi, Please in the video you didn't talk about markers for the line chart. Thanks

The Complete Data Visualization Course with Python, R, Tableau, and Excel

Last answered: Feb 10th 2023

0

1

Resolved: Blank field in Slicer

Why blank field is appeared in Slicer ? What kinds of options we have to check to remove blank field in Slicer?

Last answered: Feb 8th 2023

0

2

Please help... me I'm struggling when I decided to run this python it's say error.

Python Programmer Bootcamp

Last answered: Feb 7th 2023

Super learner

0

0

Using F9 on named range?

Hi, I'm using the web version of excel so unfortunately, I can't test this but I was wondering what happens when you...

Advanced Microsoft Excel

0

6

Resolved: SELECT * FROM customers;

Hi, After executing the "SELECT * FROM customers;" line, mysql keeps crashing. I'm using mac and I cant figure out...

Last answered: Mar 2nd 2023

0

0

R simulation on decision tree

Are the lessons only in python?

Machine Learning with Decision Trees and Random Forests

1
...
94
...
186
187
188
189
190
...
372
...
556

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

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?

Zachary Roblyer

8

3

Resolved: Feedback for practice exam