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Want to get started with Python for Data Science? Check these free YouTube courses:
The "window" in "window function" refers to a set of rows. SQL windows function clearly explained:
SQL Interview questions can be tricky Can you answer these 3 questions?
SQL Indexes are quite useful but can also cause issues! The Truth about SQL Index
A/B testing is used to make Data-Driven Decisions and eliminate guesswork. /π§΅/ https://t.co/vKksbjbiEJ
Type I error is a false positive conclusion, while a Type II error is a false negative conclusion. Let's understand the confusion matrix:
One concept I struggled to understand as a Data Analyst was DataBase Normalization I'm going to explain it to you so you don't have to /π§΅/
Hypothesis testing isΒ an inferential statistical method. Itβs often employed to make informed decisions based on available evidence. At its core, hypothesis testing involves asse...
A Decision Tree is like a game of 20 Questions. A decision tree isΒ a non-parametric supervised learning algorithm, which is utilized for both classification and regression tasks....
SQL Window Functions Explained (This might be asked in your DS Interview) /π§΅/
Probability for DS complete CheatSheet /π§΅/ https://t.co/rpvbiYjCEX
5 Types of Analytics Data Analytics can be divided based on the 5 types of questions it can answer. 1) Descriptive analytics βWhat happened? Descriptive analyticsΒ answers quest...