Normalizing a dataset Study guides, Class notes & Summaries
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![PowerBI Certification Exam QUESTIONS and answers 2024](/docpics/4456798/65c5b471104d1_4456798_121_171.jpeg)
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PowerBI Certification Exam QUESTIONS and answers 2024
- Exam (elaborations) • 25 pages • 2024
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If you want your data to automatically refresh as you interact with visualizations, which option should you choose? 
A) Import 
B) DirectQuery 
B) DirectQuery 
 
Explanation: When you use DirectQuery, no data is imported into Power BI Desktop. As you create or interact with a visualization, PowerBI Desktop queries the underlying data source, i.e. you're always viewing current data. 
 
 
 
How do you connect to Excel files that contain target figures? The solution should involve minimum manual w...
![BSAN 160 - Chapter 3: The Art & Science Of Data Processing All Correct (A+ Graded)](/docpics/5511465/665c84fe8974e_5511465_121_171.jpeg)
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BSAN 160 - Chapter 3: The Art & Science Of Data Processing All Correct (A+ Graded)
- Exam (elaborations) • 2 pages • 2024
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real-world data can be: - correct answers misaligned, complex, and inaccurate -- because of this, analysts spend a lot of time being data janitors 
 
what is noise in data? - correct answers missing values and outliers/extreme values 
 
what are the four steps in the scientific approach to systematic preprocessing phases - correct answers 1. data consolidation 
2. data cleaning 
3. data transformation 
4. data reduction 
 
what is the art of data processing? - correct answers preprocessing exper...
![GEORGIA Tech, ISYE Full course, Graded A+, 2022 update](/docpics/6447e15c2ef8d_2654236.jpg)
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GEORGIA Tech, ISYE Full course, Graded A+, 2022 update
- Exam (elaborations) • 85 pages • 2023
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GEORGIA Tech, ISYE Full course, Graded A+, 2022 update 
Document Content and Description Below 
Week 1 Why Analytics? 6 Data Vocabulary 7 Classification 8 Support Vector Machines 11 Scaling and Standardization 13 k-Nearest Neighbor (KNN) 13 Week 2 Model Validation 16 Validation and Test Sets 17 Splitting the Data 18 Cross-Validation 20 Clustering 21 Supervised vs. Unsupervised Learning 22 Week 3 Data Preparation 25 Introduction to Outliers 25 Change Detection 27 Week 4 Time Series Data 31 AutoRe...
![WGU C170 DATABASE MANAGEMENT APPLICATIONS LABS](/docpics/3064467/64b12b75141db_3064467_121_171.jpeg)
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WGU C170 DATABASE MANAGEMENT APPLICATIONS LABS
- Summary • 9 pages • 2023
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WGU C170 DATABASE MANAGEMENT APPLICATIONS 
LABS 
• Normalizing a dataset 
• Creating an E-R Diagram 
• Writing CREATE TABLE statements - establishing primary and foreign keys 
• Establishing relationships between entities with the FOREIGN KEY REFERENCE statement 
• INSERTING data into tables (including multi-row INSERT statements) 
• Using the CONCAT function 
• Using aliases for table names 
LAB 3 - CREATE MYSQL CONNECTION 
You are required to take the following steps to accomplis...
![SPLK- 1002 EXAM core certified power user ALL SOLUTION LATEST 2023/24 EDITION GUARANTEED GRADE A+](/docpics/2751016/64621a94c5854_2751016_121_171.jpeg)
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SPLK- 1002 EXAM core certified power user ALL SOLUTION LATEST 2023/24 EDITION GUARANTEED GRADE A+
- Exam (elaborations) • 13 pages • 2023
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Which one of the following statements about the search command is true? 
It behaves exactly like search strings before the first pipe. 
Which of the following actions can the eval command perform? 
Create or replace an existing field. 
When can a pipe follow a macro? 
A pipe may always follow a macro. 
Data models are composed of one or more of which of the following datasets? 
Events datasets 
Search datasets 
Transaction datasets 
When using the Field Extractor (FX), which of the following del...
![TEST BANK FOR Data Mining Concepts and Techniques 2nd Edition By Jiawei Han, Micheline Kamber (Solution Manual)](/docpics/61f6cd36e4c83_1528891.jpg)
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TEST BANK FOR Data Mining Concepts and Techniques 2nd Edition By Jiawei Han, Micheline Kamber (Solution Manual)
- Exam (elaborations) • 134 pages • 2022
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Exam (elaborations) TEST BANK FOR Data Mining Concepts and Techniques 2nd Edition By Jiawei Han, Micheline Kamber (Solution Manual) 
Data Mining: Concepts and Techniques 
2nd Edition 
Solution Manual 
Jiawei Han and Micheline Kamber 
The University of Illinois at Urbana-Champaign 
°c Morgan Kaufmann, 2006 
Note: For Instructors' reference only. Do not copy! Do not distribute! 
Contents 
1 Introduction 3 
1.11 Exercises . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
![WGU c170 Database Applications Labs With complete Solution Already Passed](/docpics/62970e7b8ac2a_1766227.jpg)
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WGU c170 Database Applications Labs With complete Solution Already Passed
- Exam (elaborations) • 9 pages • 2022
- Available in package deal
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- $8.99
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Normalizing a dataset 
 Creating an E-R Diagram 
 Writing CREATE TABLE statements - establishing primary and foreign keys 
 Establishing relationships between entities with the FOREIGN KEY REFERENCE statement 
 INSERTING data into tables (including multi-row INSERT statements) 
 Using the CONCAT function 
 Using aliases for table names 
LAB 3 - CREATE MYSQL CONNECTION 
You are required to take the following steps to accomplish the task: 
1. On the MySQL Workbench Home windo...
![WGU c170 Database Applications Labs With complete Solution](/docpics/627d630be060c_1729174.jpg)
-
WGU c170 Database Applications Labs With complete Solution
- Exam (elaborations) • 8 pages • 2022
-
Available in package deal
-
- $8.99
- + learn more
Normalizing a dataset 
 Creating an E-R Diagram 
 Writing CREATE TABLE statements - establishing primary and foreign keys 
 Establishing relationships between entities with the FOREIGN KEY REFERENCE statement 
 INSERTING data into tables (including multi-row INSERT statements) 
 Using the CONCAT function 
 Using aliases for table names 
LAB 3 - CREATE MYSQL CONNECTION 
You are required to take the following steps to accomplish the task: 
1. On the MySQL Workbench Home windo...
![WGU c170 Database Applications Labs With complete Solution](/docpics/62875ee88a54f_1743035.jpg)
-
WGU c170 Database Applications Labs With complete Solution
- Exam (elaborations) • 8 pages • 2022
- Available in package deal
-
- $8.49
- + learn more
Normalizing a dataset 
 Creating an E-R Diagram 
 Writing CREATE TABLE statements - establishing primary and foreign keys 
 Establishing relationships between entities with the FOREIGN KEY REFERENCE statement 
 INSERTING data into tables (including multi-row INSERT statements) 
 Using the CONCAT function 
 Using aliases for table names 
LAB 3 - CREATE MYSQL CONNECTION 
You are required to take the following steps to accomplish the task: 
1. On the MySQL Workbench Home windo...
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