The following labor standards have been established for a particular product: 
The following data pertain to operations concerning the product for the last month: 
What is the labor efficiency variance for the month?
Definitions:
Evolution
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
Hindsight Bias
A tendency to exaggerate the certainty of what could have been anticipated ahead of time.
Presidential Election
An electoral process in which citizens vote to elect an individual to serve as the head of the government or the state.
Availability Heuristic
A strategy in which one estimates the frequency or probability of an event by the ease with which mental operations, such as retrieval of examples and construction of examples, can be carried out.
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