365 Data Science Q&A Hub

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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
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
Fully Automated MLOps
Intro to Shell
Intro to Microsoft Azure
Python Coding Interview Prep
Python 102: Beginner's Power-Up
AI Ethics
Build Conversational AI Memory with LangGraph
ChatGPT at Work: Ethical and Secure ChatGPT Use

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Answered
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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
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
Fully Automated MLOps
Intro to Shell
Intro to Microsoft Azure
Python Coding Interview Prep
Python 102: Beginner's Power-Up
AI Ethics
Build Conversational AI Memory with LangGraph
ChatGPT at Work: Ethical and Secure ChatGPT Use

By status

Answered
Resolved

8530 results

Ashakah Onome Andrew

0

4

Hierarchies - My Chart did not display

Hello Team, From the start of this lecture. I noticed your chart was already displayed. So i tried to visualize my...

Last answered: Apr 13th 2022

Desislava Hristova

Super learner

0

1

Resolved: Question 5 of Linear Regression Practice Exam: 2

Hello, In Question 5 of this practice exam we are required to calculate the r squared value. Can you please elaborate...

Machine Learning in Python

Last answered: Apr 13th 2022

Desislava Hristova

Super learner

0

2

Resolved: Mistake in Linear Regression Practice Exam: 2

Hello, In Question 3 of the exam, the task is to mark which is the correct scatter plot. In the insurance.ipynb file,...

Machine Learning in Python

Last answered: Apr 13th 2022

0

1

yann.lecun.com website is probably not valid

The website that you mentioned about the founding father of CNN is not opening. Is it a correct URL?

Deep Learning with TensorFlow 2

Last answered: Apr 13th 2022

Alessandro Imbrìaco

1

1

When should I use t statistic?

Do I have to use t statistic when population variance is unknown or with normally distributed populations when the...

Last answered: Nov 14th 2022

0

5

Error after Error: Can't create a table this time

I cannot get anything to work in this class! In the most recent example, I can't even create the table. I THINK my...

Last answered: May 5th 2022

0

1

instal mysql on mac big sur

im not able to install mysql on mac 11 bigsur verison now im searching on google and can not find any thing helpful

Last answered: Apr 18th 2022

Maxime Darbouze

0

1

Key constrain creating Item table

I was able to create the item table but I am unsure why it was doing this. Could you provide some feedback

Last answered: Apr 18th 2022

Maxime Darbouze

0

4

1681 Integer display width is deprecated and will be removed in a future release.

17:28:23 CREATE TABLE companies ( company_id...

Last answered: Jun 18th 2022

Maxime Darbouze

0

1

Key constrain exercise codes are not working

when I type these code in my sql from sql file exercise it does not work. CREATE TABLE companies ( ...

Last answered: Apr 18th 2022

Maxime Darbouze

0

1

Primary key assignment from sql file

I get an error when I type these codes from sql files. Why is that? what does the numeric function do? CREATE TABLE...

Last answered: Apr 18th 2022

Maxime Darbouze

0

4

I wrote the same command that is the sql file and it did not work

I wrote the same command in the sql file and it did not work Create Table customers ( customer_id int first_name...

Last answered: Apr 18th 2022

Timur Abdukarimov

0

1

Please could you comment on my P-value understanding below?

Dear Author, First of all, thank you very much for such a nice video presentation. But I have doubt below on exercise...

Last answered: Dec 2nd 2022

Timur Abdukarimov

0

0

We decided to reject H0 based on P-value. But...

Hi, I am wondering if there is a more evident way for a non-statistician person to understand why we reject the...

CATHERINE RICHARD

0

1

Resolved: Why not use names_count as part of HAVING condition?

In the SELECT statement, COUNT(first_name) is aliased as names_count. Why write the HAVING statement as...

Last answered: Apr 18th 2022

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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?