Share E-Book
Scan to open this page

Scan with your phone to open this page

Author: Kedeisha Bryan & Maaike van Putten

Rating No ratings yet

No description

AI Reading Assistant

Whole-book reading guide from stratified index samples; jump to passages in the text

Brief outline
【One-Line Pitch】 Becoming a Data Analyst (Kedeisha Bryan Maaike van Putten) (Z-Library) (Kedeisha Bryan & Maaike van Putten): a quick map of the book's arc and key takeaways for busy readers. 【Book Arc】 - **Opening (~0%–12%)**: 书名: Becoming a Data Analyst (Kedeisha Bryan Maaike van Putten) (Z-Library) 作者: Kedeisha Bryan & Maaike van Putten viii.; This phase will introduce more technical work involving the initial data collection. - **Early (~12%–35%)**: Let’s have a look at how we can sort our results.; he ID of the book they borrowed.Here's how the query works: It starts from the borrowed_books table which records all book borrowings. - **Middle (~35%–65%)**: And that’s exactly what we’re going to be doing in this chapter.; Additionally, it filters the results using the WHERE and IN clauses to check for specific product ids to return (only if they exist). - **Late (~65%–88%)**: be honest: for some people this is the scariest pillar.; for it with Spotlight (CMD Space) by typing: “terminal”. - **Ending (~88%–100%)**: We would have to check with NumPy, but it’s probably statistically significant how easy that was!; You’re really at the next level right now. 【Key Takeaways】 - **书名: Becoming a Data An…** (Opening): 书名: Becoming a Data Analyst (Kedeisha Bryan Maaike van Putten) (Z-Library) 作者: Kedeisha Bryan & Maaike van Putten viii. - **This phase will introd…** (Opening): This phase will introduce more technical work involving the initial data collection. - **and work with various…** (Opening): and work with various databases and DBMS. - **Let’s have a look at h…** (Early): Let’s have a look at how we can sort our results. - **he ID of the book they…** (Early): he ID of the book they borrowed.Here's how the query works: It starts from the borrowed_books table which records all book borrowings. - **But remember** (Early): But remember, mastering SQL joins is a significant step towards becoming a proficient data analyst. 【Reading Tips】 - Use Passage locations below to jump into the text and set reading anchors - If this is a brief outline, click Regenerate (top right) for a synthesized guide 【Coverage Limits】 Compressed outline without the model (~32 index chunks). Full structured guide needs AI available.
Page 19
d their data. This phase will introduce more technical work involving the initial data collection. There are three major areas: 1. Collect initial data: You...
View in text
Excerpt 2
ions we’re going to discuss: date functions. Date functions Date functions are used to manipulate and perform calculations on date and time values. Some comm...
View in text
Excerpt 3
(CTEs). Common Table Expressions It’s time to discuss CTEs. Just like subqueries, CTEs help us manage complexity by breaking down complex queries into smalle...
View in text
Excerpt 4
ame, SUM(total_cost) as total_spent FROM orders o Figure 6.18: Best-selling product for each country the products have been sold in ADDResearching the perfor...
View in text
Excerpt 5
us with the tools to understand the association between two categorical variables, shedding light on relationships that numerical tests such as the t-test mi...
View in text
Excerpt 6
to get to this folder in the command line. On Windows, and MacOs, you can right-click on the folder that contains the “helloworld.py”, and select an option l...
View in text
Excerpt 7
. Here is the output: Mean: 178.57142857142858, Median: 200.0, Variance: 6326.53061224 4898 With just a few lines of code, we've managed to compute some fund...
View in text
Excerpt 8
ional arrays. At that point, we were ready for Pandas.As we transitioned to Pandas, started to work with Series and DataFrames. These are the core data struc...
View in text
Tags
AI categories
AI
data analyst
Publisher: Packt Publishing
Publish Year: 2024
Language: English
Pages: 348
File Format: PDF
File Size: 3.5 MB
Text Preview (First 20 pages)
Registered users can read the full content for free

Register as a Gaohf Library member to read the complete e-book online for free and enjoy a better reading experience.

Generating text preview…