Basic ML and Preprocessing

Quiz
•
Professional Development
•
Professional Development
•
Medium
HAZIQAH SHAMSUDIN
Used 6+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you handle missing or corrupted data in a dataset?
Drop missing rows or columns
Replace missing values with mean/median/mode
Assign a unique category to missing values
All of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Data cleaning is
Large collection of data mostly stored in a computer system
The removal of noise errors and incorrect input from a database
The systematic description of the syntactic structure of a specific database. It describes the structure of the attributes the tables and foreign key relationships.
None of these
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the functions of Data Mining?
Association and correctional analysis classification
Prediction and characterization
Cluster analysis and Evolution analysis
All of the above
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following statements is not correct about the data cleaning?
It refers to the process of data cleaning
It refers to the transformation of wrong data into correct data
It refers to correcting inconsistent data
All of the above
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which one of the following can be considered as the correct application of the data mining?
Fraud detection
Corporate Analysis & Risk management
Management and market analysis
All of the above
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In certain cases, it is not clear what kind of pattern need to find, data mining should_________:
Try to perform all possible tasks
Perform both predictive and descriptive task
It may allow interaction with the user so that he can guide the mining process
All of the above
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To remove noise and inconsistent data ____ is needed.
Data Cleaning
Data Transformation
Data Reduction
Data Integration
Create a free account and access millions of resources
Similar Resources on Wayground
10 questions
Introduction to business analytics

Quiz
•
Professional Development
12 questions
VSCC - Supply Chain Innovation

Quiz
•
Professional Development
10 questions
WCM - Chpt5

Quiz
•
Professional Development
10 questions
Nodejs: Server

Quiz
•
Professional Development
10 questions
Quiz 2 ENMCS SCADA

Quiz
•
Professional Development
14 questions
AWS Cloud Practitioner Quiz 2

Quiz
•
Professional Development
15 questions
Circular Linked List

Quiz
•
Professional Development
12 questions
Data Sourcing, Security & Modelling

Quiz
•
Professional Development
Popular Resources on Wayground
10 questions
Video Games

Quiz
•
6th - 12th Grade
20 questions
Brand Labels

Quiz
•
5th - 12th Grade
15 questions
Core 4 of Customer Service - Student Edition

Quiz
•
6th - 8th Grade
15 questions
What is Bullying?- Bullying Lesson Series 6-12

Lesson
•
11th Grade
25 questions
Multiplication Facts

Quiz
•
5th Grade
15 questions
Subtracting Integers

Quiz
•
7th Grade
22 questions
Adding Integers

Quiz
•
6th Grade
10 questions
Exploring Digital Citizenship Essentials

Interactive video
•
6th - 10th Grade