365 Data Science Q&A Hub

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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
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Negotiation
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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

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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
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8328 results

Monsurat Ogedengbe

1

4

i cant access practice exams on my laptop

I cannot access the practice exam on my laptop

Introduction to Data and Data Science

Last answered: May 22nd 2023

Gaurav Kumar Gupta

1

1

Getting error while setting dtype=np.str

I am getting the error message ( module 'numpy' has no attribute 'str' ) Please resolve the issue

Data Preprocessing with NumPy

Last answered: Feb 21st 2023

0

0

Temporary E-mail

my current e-mail is: tokasaadanwar96@gmail.com

1

1

SUM() vs COUNT()

SELECT ----1----...

Last answered: Jan 23rd 2023

0

1

Card collections

What are card collections, how to gain them, and how to use them?

Last answered: Jan 23rd 2023

Chukwunonso Otekeiwebia

0

1

Kindly explain why we put Object in the bracket

can someone kindly explain the function of the word object in the bracket here > and an instance where if we dont...

Python Programmer Bootcamp

Last answered: Jan 23rd 2023

1

0

The voice is too low somehow.

The voice is too low somehow.

Data-Driven Business Growth

Davide Sanchioni

0

2

Columns "Current year", "YTD", "LTM" in the raw_data sheet

Why create columns "D" "E" "F" if they are no longer used? Thank you

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

Last answered: Jan 23rd 2023

Dinahar Margret Albert

0

0

Hi.. i need a temporary email to access Power BI Pro

Hi.. i need a temporary email to access Power BI Pro My current email: dheena.mailbox@gmail.com

Gonzalo Benavente

0

1

Error code: 1052

Hello, how to solve: Error Code: 1052. Column 'emp_no' in where clause is ambiguous Thank you.

Last answered: Jan 23rd 2023

Poramate Tarasak

1

1

Resolved: Threshold for coins

How can we know that the values 150 and 110 are suitable?

Python Programmer Bootcamp

Last answered: Jan 23rd 2023

Víctor Malfavon

0

0

The conda terminal can`t find the specified route to the zip folder

The conda terminal can`t find the specified route to the zip folder. Any sugestion? Thanks a lot

The Machine Learning Process A-Z

Super learner

0

0

How is Italy the most popular tourist country?

I understand how London is the most popular city on the chart (because it's the square with the biggest area of the...

Introduction to Excel

Monsurat Ogedengbe

0

1

how do access practice exam

I used laptop but it was directing me to use desktop before I can access practice exams

Introduction to Data and Data Science

Last answered: Jan 20th 2023

0

2

Degrees of freedom

Why did you choose a 9 degrees of freedom?its similar to the level of confidence most comun ?

Last answered: Jul 8th 2024

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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

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