Fill in the Blanks by Standardizing the Normally Distributed Variable

question 86

Multiple Choice

Fill in the blanks by standardizing the normally distributed variable.
-The amount of time that customers wait in line during peak hours at one bank is normally distributed with a mean of 15 minutes and a standard deviation of 2 minutes. The percentage of
Time that the waiting time is less than 11 minutes is equal to the area under the standard normal
Curve that lies to the ___ of ___.

• A)right, 0.6
• B)right, -2
• C)left, -2
• D)left, 2

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Definitions:

Psychosurgical Procedure

A medical intervention involving surgery on the brain to treat psychological disorders or severe emotional disturbance.

Uncontrollably Emotional

Experiencing intense feelings that are difficult or impossible to manage or restrain.

Therapeutic Lifestyle Change

A treatment strategy involving the modification of lifestyle factors such as diet, exercise, and stress management to improve health and well-being.

Drug Therapies

Treatment or prevention of disease and conditions with pharmaceutical drugs.