课程信息

100% 在线

立即开始,按照自己的计划学习。

可灵活调整截止日期

根据您的日程表重置截止日期。

中级

Some statistics is recommended and at least 2-years business experience.

完成时间大约为17 小时

建议:4 weeks of study, 2-5 hours/week...

英语(English)

字幕:英语(English)

您将学到的内容有

  • Check

    Validate and clean a dataset

  • Check

    Assess and create datasets to answer your questions

  • Check

    Solve problems using SQL

  • Check

    Build a simple testing framework to touch on AB Testing

您将获得的技能

A/B TestingQuery StringData AnalysisPredictive AnalyticsSQL

100% 在线

立即开始,按照自己的计划学习。

可灵活调整截止日期

根据您的日程表重置截止日期。

中级

Some statistics is recommended and at least 2-years business experience.

完成时间大约为17 小时

建议:4 weeks of study, 2-5 hours/week...

英语(English)

字幕:英语(English)

教学大纲 - 您将从这门课程中学到什么

1
完成时间为 5 小时

Data of Unknown Quality

In this module, you will be able to create trustworthy analysis from a new set of data. You will be able to coalesce some nulls and identify unreliable data and discover reasons why data might be missing. You will also be able to answer ambiguous questions by defining new metrics....
12 个视频 (总计 85 分钟), 3 个阅读材料, 2 个测验
12 个视频
Introduction of Data of Unknown Quality1分钟
Introduction to the Course Dataset10分钟
Error Codes (Solution)13分钟
Flexible Data Formats6分钟
Flexible Data Formats (Solution)5分钟
Identifying Unreliable Data + Nulls3分钟
Unreliable Data - Part 1 (Solution)4分钟
Unreliable Data -Part 2 (Solution)7分钟
Unreliable Data - Part 3 (Solution)8分钟
Answering Ambiguous Questions3分钟
Users Table (Solution)16分钟
3 个阅读材料
A Note From UC Davis10分钟
Connecting to Mode Analytics20分钟
Not Dumb Questions10分钟
2 个练习
Are You Connected to Mode Analytics?5分钟
Module 1 Quiz30分钟
2
完成时间为 2 小时

Creating Clean Datasets

In this module, you will be able to name the main the categories of data types. You will be able to explain how the unfiltered data can be manipulated into a table where you can conduct data analysis. You will be able to discuss why a data warehouse is separate from a production database, and you will be able to use the tools you learned to create your own trustworthy tables. ...
10 个视频 (总计 53 分钟), 4 个测验
10 个视频
Tools of the Trade: Coding Guide with Sublime Text (Optional)3分钟
Data Types4分钟
What is a Dependency?5分钟
Create a View-Item Table2分钟
Turn a Clean Query Into a Table (Activity/Solution)9分钟
Hierarchy of Data2分钟
Create User Info Table3分钟
Create a User Snapshot Table (Activity/Solution)13分钟
Partitions in Hive (Optional)5分钟
4 个练习
Data Types (Quiz)10分钟
Dependencies (Quiz)8分钟
Turn a Clean Query Into a Table (Quiz)2分钟
Module 2 Quiz30分钟
3
完成时间为 3 小时

SQL Problem Solving

In this module, you will be able to map out your joins and be able to highlight the level of detail needed for different kinds of questions. You will be able to practice answering data questions, which should help you feel ready to get asked a whole slough of questions, vague questions, ambiguous questions, or even poorly worded questions. Finally, you will develop a strategy for answering all those questions using data....
11 个视频 (总计 64 分钟), 2 个测验
11 个视频
Map Out Your Joins4分钟
Test Queries vs Final Queries3分钟
Example: Create an Aggregate Table with a Rolling Date Period2分钟
Rolling Orders (Solution)10分钟
Find Each User's Most Recently Viewed Page for an Email Campaign2分钟
Review Windowing Functions3分钟
Find the Difference Between Functions (Solution)11分钟
Product Analytics4分钟
Product Analytics (Solution)15分钟
Coding with Style2分钟
2 个练习
Reorder and Connect Tables10分钟
Module 3 Quiz30分钟
4
完成时间为 5 小时

Case Study: AB Testing

In this module, you will be able to use your SQL skills to set up a basic AB testing system. You will be able to apply hypothesis testing to prove or disprove a hypothesis about how user behavior changed. You will be able to test and interpret the results using a metric or metrics that are tied directly to some business metrics. You will be able to test your SQL skills and give you the base experience you need to learn anything more complicated in terms of AB testing in the future....
10 个视频 (总计 72 分钟), 2 个阅读材料, 2 个测验
10 个视频
Statistics Refresher (Optional)8分钟
Test Assignments8分钟
Test Assignments (Solution)11分钟
Create a New Metric5分钟
Creating a New Metric (Solution)9分钟
Analyze Results7分钟
Analyzing Results (Solution)13分钟
Peer Review Overview3分钟
Course Summary1分钟
2 个阅读材料
Additional Thoughts for the Final Project5分钟
Additional Practice and Reading (Optional)10分钟
1 个练习
Prepared for the Final Project?10分钟

讲师

Avatar

Katrina Glaeser

Data Scientist at Scribd
Continuing and Professional Education

关于 加州大学戴维斯分校

UC Davis, one of the nation’s top-ranked research universities, is a global leader in agriculture, veterinary medicine, sustainability, environmental and biological sciences, and technology. With four colleges and six professional schools, UC Davis and its students and alumni are known for their academic excellence, meaningful public service and profound international impact....

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