The Yearly Prices (rounded to the nearest dollar)for GLD a gold exchange traded fund and SLV a silver exchange traded fund are reported in the following table. 
a.Calculate the sample variance and sample standard deviation for the GLD ETF and SLV ETF.
B)Which asset had a greater variance?
C)Which asset had the greater relative dispersion?
Definitions:
Post-Traumatic Stress Disorder
A mental health condition triggered by experiencing or witnessing a terrifying event, characterized by flashbacks, nightmares, severe anxiety, and uncontrollable thoughts about the event.
Gestalt Therapy
Form of directive insight therapy in which the therapist helps clients accept all parts of their feelings and subjective experiences, using leading questions and planned experiences such as role playing.
Directive
An instruction, command, or principle intended to guide actions or behavior.
Psychopharmacology
The use of drugs to control or relieve the symptoms of psychological disorders.
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