The prices of a college Statistics workbook for the years 2008 through 2013 are shown below. 
a.Determine the price relatives for the years 2008 through 2013. Let 2008 be the base period.
b.Interpret the meaning of the price relative for 2009.
Definitions:
Percent
A part-per-hundred ratio, a unit of measurement used to express how large one quantity is relative to another quantity.
Major Depressive Disorder
A mental health condition marked by persistent feelings of sadness, emptiness, or hopelessness, significantly affecting daily functioning.
Nonsuicidal Self-Injury
The deliberate, direct injuring of body tissue without suicidal intent, often as a means to manage distressing feelings or experiences.
Suicidal Thoughts
Thoughts about taking one’s own life, often occurring as a symptom of debilitating mental health conditions such as depression.
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