TABLE 4-8 According to the Record of the Registrar's Office at a at a State

question 143

Short Answer

TABLE 4-8
According to the record of the registrar's office at a state university, 35% of the students are freshman, 25% are sophomore, 16% are junior and the rest are senior. Among the freshmen, sophomores, juniors and seniors, the portion of students who live in the dormitory are, respectively, 80%, 60%, 30% and 20%.
-Referring to Table 4-8, if a randomly selected student does not live in the dormitory, what is the probability that the student is a junior or a senior?

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Definitions:

Long-run

A period in economics sufficient for all markets to adjust to changes, including those made in physical capital or production capacities.

Average Total Cost

The total cost of producing a particular quantity of output divided by the quantity of output produced, encompassing both fixed and variable costs.

Input Prices

The cost of resources used in the production of goods and services.

Total Costs

All costs involved in manufacturing goods or providing services, incorporating both stable and changeable expenses.