Quick Check 11.2 – Data 100, Summer 2020

Consider the following four equations.

Which equation above describes the constant model? *

1

2

3

4

How many parameters does the constant model have? *

0

1

2

How many "input" variables does the constant model have? *

0

1

2

What is the difference between prediction and estimation? *

Prediction is the process of using a model to guess values for unseen data, while estimation is the process of using data to determine model parameters

Estimation is the process of using a model to guess values for unseen data, while prediction is the process of using data to determine model parameters