Calculate the SS and the estimated SD (round to 2

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Calculate the SS and the estimated SD (round to 2 decimal places)
The following are the mood scores for 7 participants before and after watching a funny video clip (higher
values indicate better mood).
SubjectID Before
After
(D₁-Mdiff)2
45
62
56
40
48
26
56
33
11
2
34567
16
34
22
45
15
51
28
Difference Score (D₁) Di - Mdiff
62-45-17
56-34-22
40-22-18
48-45-3
26-15-11
56-51-5
33-28-5
Transcribed Image Text:The following are the mood scores for 7 participants before and after watching a funny video clip (higher values indicate better mood). SubjectID Before After (D₁-Mdiff)2 45 62 56 40 48 26 56 33 11 2 34567 16 34 22 45 15 51 28 Difference Score (D₁) Di - Mdiff 62-45-17 56-34-22 40-22-18 48-45-3 26-15-11 56-51-5 33-28-5
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