A Military Intelligence (MI) officer has been researching soldiers with various levels of Post Traum
Question: A Military Intelligence (MI) officer has been researching soldiers with various levels of Post Traumatic Stress Disorder (PTSD). The MI officer wonders if there is a relationship between how often soldiers deploy (X) and their level of PTSD (Y). The MI officer conducts a survey asking the number of deployments and the level of PTSD. Degree of PTSD is measured on a scale from 1 to 5, where 1 is “Minimal” and 5 is “Severe”. Draw a scatterplot, compute a Pearson’s r correlation coefficient for these data and determine whether the correlation is significant. (40 points)
# of Combat Deployments (X) | PTSD (1-5) (Y) |
3 | 3 |
1 | 4 |
4 | 2 |
2 | 1 |
1 | 1 |
5 | 5 |
4 | 4 |
4 | 1 |
3 | 3 |
2 | 2 |
5 | 4 |
3 | 5 |
2 | 3 |
4 | 1 |
5 | 2 |
1 | 3 |
1 | 4 |
3 | 3 |
4 | 2 |
2 | 5 |
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Solution: The solution consists of 3 pages
Deliverables: Word Document![](/images/msword.png)
Deliverables: Word Document
![](/images/msword.png)