A random sample of nine telephone calls in an office provided the following information.
a.Determine the point estimate for the average duration of all calls.
b.What is the point estimate for the standard deviation of the population?
c.What is the point estimate for the proportion of all calls that were long distance?
Definitions:
Parasympathetic Nervous
Part of the autonomic nervous system responsible for relaxation and conservation of energy by slowing the heart rate and increasing intestinal and gland activity.
Autonomic Nervous System
The Autonomic Nervous System is a part of the peripheral nervous system responsible for regulating involuntary body functions, such as heart rate, digestion, and respiratory rate.
Peripheral Nervous System
The peripheral nervous system consists of all the nerves that lie outside the brain and spinal cord, responsible for transmitting sensory information to the central nervous system and carrying out motor commands.
Somatic Nervous System
A part of the peripheral nervous system associated with the voluntary control of body movements via skeletal muscles.
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