The Grades on a Statistics Exam for a Sample of Students

question 63

Multiple Choice

The grades on a statistics exam for a sample of students are as follows: If A + = 90%-100%
A = 80%-89%
B+ = 75%-79%
B = 70%-74%
C+ = 65%-69%
C = 60%-64%
D = 55%-59%
F = 0%-54%
How many student earned a letter grade of C?

• A) 1
• B) 3
• C) 4
• D) 5
• E) 10

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Definitions:

Sellers

Individuals or entities that offer goods or services for sale in the market, playing a key role in determining the supply conditions.

Surplus

When the quantity of a good or service supplied exceeds the quantity demanded at the current price.

Quantity Demanded

The overall volume of a good or service that consumers are ready and capable of purchasing at a particular price.

Production Technique

A method or process used in the creation of goods or services, often involving tools, machinery, and technology.