Let's Say That the Grades on This Exam Are Normally

question 244

Multiple Choice

Let's say that the grades on this exam are normally distributed with a mean of 70 and a standard deviation of 10. Approximately what percentage of students will have a grade between 50 and 90 on this exam?

• A)50 percent
• B)95 percent
• C)99 percent
• D)80 percent
• E)Can't tell from this information

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Definitions:

Economic Efficiency

A broader term that occurs when all resources are allocated optimally to serve each individual or entity in the best way while minimizing waste and inefficiency.

ATC

Represents the average total cost, which is the sum of all production costs divided by the quantity of output produced, a crucial concept for understanding how firms should operate to cover their costs.

Production Process

The series of operations that transform raw materials into finished products or services.

Patents

Legal rights granted to inventors to exclusively produce, use, and sell their invention for a certain period of time, providing protection against unauthorized use.