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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
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  • Linear Algebra and Feature Selection
  • Machine Learning with Naïve Bayes
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feras
Instructor
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0
2
using LEFT ..............
Hi Dimitar will Power BI automatically stop fetching chars when there is a space?!!  for example: Ann Suri in...
Power BI
Last answered: 12 days ago
31 views
Said SOUHASSOU
Instructor
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0
1
Sample of code to ask the same question
what do you think about this sample of code: import numpy as np season = ["summer", "autumn", "winter", "spring"] i...
Python Programmer Bootcamp
Last answered: 12 days ago
32 views
Swarntam Saurav
Instructor
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0
1
Couldn't interpret Categorical variables
How does using Categorical variables justifies the principle of PCA ? How can we transform categorical variables...
Linear Algebra and Feature Selection
Last answered: 12 days ago
26 views
Isaac Kim
Instructor
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0
1
The version of scikit-learn used by the instructor
According to conda list, my installed version of scikit learn is scikit-learn         ...
Machine Learning in Python
Last answered: Nov 24th 2021
178 views
feras
Instructor
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0
1
RelatedTable, when counting the rows
Everything is clear but I wonder! Why does power PI count Rows (using GROUP BY)? we didn't tell power BI to GROUP...
Power BI
Last answered: 14 days ago
30 views
Asmaa Abdulhamid
Instructor
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1
1
can you explain why the last answer is the right one but not the first option???
Statistics
Last answered: 15 days ago
246 views
Asmaa Abdulhamid
Instructor
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0
1
Where is the logic in using COUNT(from_date) > 1 in order to count contracts number????
It seems that we have to insert a column of contract_no in the dept_empt so we can solve this task as ...
SQL
Last answered: Dec 16th 2021
259 views
Edgar Iván Jiménez Ramírez
Instructor
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1
1
I've found some API's that doesn't require authorization to use
You can use them instead of the one presented on the...
Web Scraping and API Fundamentals in Python
Last answered: 16 days ago
179 views
Chika Onyeokoro
Instructor
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0
8
Resolved: UNABLE TO TAKE THE CERTIFICATE EXAM
Good Afternoon, please I was not able to download the excel file for the exam. Please I need your help because...
Introduction to Data and Data Science
Last answered: 16 days ago
102 views
feras
Instructor
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1
1
in part 3, CurrencyAlternate Key
1- why did you choose CurrencyAlternateKey , while we can choose CurrencyName and get the same result (not sure)? 2-...
Power BI
Last answered: 17 days ago
32 views
Eleanor Wong
Instructor
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0
1
Traditional methods still relevant to big data?
Hi! Just a question about the end of the video where it mentions that traditional methods are better suited for...
Introduction to Data and Data Science
Last answered: 17 days ago
37 views
Timur Abdukarimov
Instructor
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0
1
Resolved: Alpha value: when alpha itself and alpha / 2 is used?
Hi, I was wondering when the alpha value divided by 2 and alpha without division is used? In Z and T table we divide...
Statistics
Last answered: 19 days ago
94 views
OLAWUNI TOLULOPE VICTOR
Instructor
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0
2
Power Bi installation issues of .Netframe
I uninstalled an old PowerBi Desktop, i downloaded a 2022 updated PowerBi but won't install successfully. I was...
Power BI
Last answered: 20 days ago
55 views
Matt Birch
Instructor
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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...
SQL
Last answered: 20 days ago
96 views
sithari
Instructor
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2
3
I think this course is missing something
After course introduction, it jumps somewhere that nobody could understand.It doesnt show how to download or install...
Introduction to Python
Last answered: 20 days ago
235 views

popular questions

Omar R. Valencia García
Instructor
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11
1
The line reg.predict(1740) does not work anymore
Gabriel de Jesus Patiño Pino
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The answer to the third question is wrong (Practical exam 2: Discrete Distributions)
Abdulmalik Alkhamis
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This is inconsistent with the quiz
365 Team
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How to use the Q&A HUB
Adetunji Fasiku
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The Second Question's Confusing Ability
Patarida K.
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6
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Please explain Minutes 2:42 equations
Andrzej McFarland
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5
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Can the April 15 date be extended? Pretty please?
Ali Safaei
Instructor
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5
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Using z statistics instead of t statistics
Davide Sanchioni
Instructor
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5
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Sixth question of the practice exam
Radovan Jevtic
Instructor
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4
3
Resolved: Download Resources for course data strategy
Le Van Cuong
Instructor
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4
5
Date in this lesson don't have in the data set at the last lesson!
Keya Barua
Instructor
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4
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Extend
Ibdanagogo
Instructor
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4
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Select file option - interviw_setup_sql
Gaby Massaad
Instructor
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4
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skeweness of the distribution
Idrak Atakishili
Instructor
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4
2
Resolved: We cannot accept null hypothesis, Sir.