6 The summation of residual equals zero for the simple linear model. Does that imply thesummation of random errors in the model equals zero? Does the expectation of the summation ofrandom errors equal zero? Comment.

Given information: The information about linear regression is given.

Answered: The summation of residual equals zero…

Elementary Linear Algebra (MindTap Course List)

8th Edition

ISBN:9781305658004

Author:Ron Larson

Publisher:Ron Larson

Chapter5: Inner Product Spaces

Section5.CR: Review Exercises

Problem 62CR

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The summation of residual equals zero for the simple linear model. Does that imply the summation of random errors in the model equals zero? Does the expectation of the summation of random errors equal zero? Comment.