The Oxnard Retailers Anti-Theft Alliance (ORATA) published a study that claimed the causes of disappearance of inventory in retail stores were 30 percent shoplifting,50 percent employee theft,and 20 percent faulty paperwork.The manager of the Melodic Kortholt Outlet performed an audit of the disappearance of 80 items and found the frequencies shown below.She would like to know if her store's experience follows the same pattern as other retailers. 
Under the null hypothesis that her store follows the published pattern,the expected number of items that disappeared due to shoplifting is:
Definitions:
Emotional State
A complex experience of consciousness, bodily sensation, and behavior that reflects the personal significance of a thing, event, or state of affairs.
Stress
Emotional states that occur in response to demands, which may come from internal or external sources.
External Sources
Resources or information that originate outside an organization or individual, utilized for research, knowledge enhancement, or solving specific issues.
Precious Resource
A highly valuable and often limited asset or commodity that is important for the economy or environment, such as gold, water, or clean air.
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