We conclude that: for every additional distress input, the brain activity increases by 0.061 units on average. for every additional -0.126 distress input, the brain activity increases by 0.061 units on average. for every additional 0.061 distress input, the brain activity increases by 1 unit on average.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Researchers collected data on activity in an area of the brain that responds to physical pain and the
stress from social exclusion. Results from a simple linear regression are given as follows.
Simple Linear Regression Results:
Dependent Variable: brain,
Independent Variable: distress
Sample size: 13
R (Correlation coefficient): 0.8782
R-sq
0.7712991
%3!
Parameter
Estimate
Intercept
Slope
-0.12608454
0.060782436
We conclude that:
for every additional distress input, the brain activity increases by 0.061 units on average.
for every additional -0.126 distress input, the brain activity increases by 0.061 units on average.
for every additional 0.061 distress input, the brain activity increases by 1 unit on average.
Transcribed Image Text:Researchers collected data on activity in an area of the brain that responds to physical pain and the stress from social exclusion. Results from a simple linear regression are given as follows. Simple Linear Regression Results: Dependent Variable: brain, Independent Variable: distress Sample size: 13 R (Correlation coefficient): 0.8782 R-sq 0.7712991 %3! Parameter Estimate Intercept Slope -0.12608454 0.060782436 We conclude that: for every additional distress input, the brain activity increases by 0.061 units on average. for every additional -0.126 distress input, the brain activity increases by 0.061 units on average. for every additional 0.061 distress input, the brain activity increases by 1 unit on average.
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