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Chapter 4: Q. 4.35 (page 173)

Regarding the criterion used to decide on the line that best fits a set of data points,

a. What is that criterion called?

b. Specifically, what is the criterion?

Short Answer

Expert verified

a. Least-squares criterion

b. The least-squares criterion states that the line with the smallest possible sum of squared errors best fits a set data points.

Step by step solution

01

Part(a) Step 1: Given information

We need to find the criterion used to decide on the line that best fits a set of data points.

02

Part(a) Step 2: Explanation

The criterion is called least-squares criterion.

03

Part(b) Step 1: Given information 

We need to explain the criterion used to decide on the line that best fits a set of data points.

04

Part(b) Step 2: Explanation

The least-squares criterion states that the line with the smallest possible sum of squared errors best fits a set data points.

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