DAML_Data Preprocessing

There are Three types of Dirty Data. Which one is NOT one of them?

• Inconsistent

• Incomplete

• Big Size

• Noise

Normalization and aggregation is one type of Major Tasks in Data Pre-Processing called as.....

• Data cleaning

• Data transformation

• Data integration

• Data reduction

We can clean our data by these methods, except...

• Managing categorical attributes

• Identify outliers

• Fill in missing values

• Resolve redundancy caused by data integration

Detect and removing outliers is one way to handle noisy data. This method is called as....

• Binning

• Regression

• Combined computer and human inspection

• Clustering

This is your data: 4, 8, 9, 15, 21, 21, 24, 25.

if you are using Equidepth=2 bins. What will be your THIRD bin?

• Bin 3: 8,9

• Bin 3: 21,21

• Bin 3: 4,25

• Bin 3: 24,25

Redundant attributes may be able to be detected by ....

• Equal-width (distance) partitioning

• data integration

• clustering

• correlation analysis

Diagram showed one type of analysis method to handle noisy data. This method is called as...

• Clustering

• Classification

• Regression

• Reinforcement

The equation is a formula for Correlation Analysis (Categorical Data). What is the name of the formula?

• Chi-Square Test

• Pearson Correlation

• Shipiro Wiki Test

• Decision Tree

Normalization: Scaled to fall within a small, specified range. In chapter one we learnt this normalization method as a........

• label encoding

• feature scalling

• splitting dataset

• importing libraries

My name is....(without title and Bin)