Answered: Find the standard deviation of the…

Math

Statistics

Find the standard deviation of the residuals.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter4: Equations Of Linear Functions

Section: Chapter Questions

Problem 43SGR

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Question

An analyst is using a linear regression model to predict stock prices for a company. To evaluate the effectiveness of his model, he is going to study the spread of the residuals. Based on his calculations, the residuals for the points are as follows. Find the standard deviation of the residuals.

residuals
-1.5
-0.7
0.4
1.2
0.2
0.2
0.2

Only round your final answer to 2 decimal places.

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