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Consider the following to answer the question(s) below:
Monthly closing stock prices for a utility company were obtained from January 2014 through August 2015. A regression model was estimated to describe the trend in closing stock prices over time.
-What does the plot of residuals above suggest?
Digestive Tract
The passage leading from the mouth to the anus through which food passes as it is digested.
Brain
The organ located in the skull, responsible for coordinating sensation, intellectual and nervous activity.
Autonomic Nervous System
The part of the nervous system that unconsciously controls the functions of internal organs and glands.
Skeletal Muscle
A type of striated muscle tissue attached to bones and under voluntary control, responsible for movement.
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