Representations of data

Question 1

What is an outlier?

Answer 1

An extreme value that lies outside the overall pattern of the data

Question 2

A common definition of an outlier

Answer 2

< Q3 + k (Q3 - Q1)

> Q1 - k (Q3 - Q1)

Question 3

What are anomalies?

Answer 3

Data is that is misleading and that is made from the result of an error

Question 4

What does “cleaning the data” mean?

Answer 4

Removing anomalies from a data set