calculate the slope of the regression line, b

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Suppose the relationship is significant, calculate the slope of the regression line, b. Show your complete, step-by step solution. Round your final answer to two decimal places.

 

Data inserted in desmos:

x y
25 25
25 25
25 25
16 15
25 25
15 25
23 25
25 25
15 13
23 20
70
65-
| 55-
50-
10
15
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55
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65
70
75
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45
25
lo
5.
75
30
25
20
5
10
20
25
Transcribed Image Text:70 65- | 55- 50- 10 15 20 30 35 40 50 55 60 65 70 75 80 85 90 95 100 105 110 45 25 lo 5. 75 30 25 20 5 10 20 25
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