Which of These Can Be Used to Determine If a Student

question 12

Multiple Choice

Which of these can be used to determine if a student had earned a grade of an "D" or "F", assuming that a grade of "A", "B", "C", "D" or "F" is in the string variable grade?

• A) grade Like "["D" or "F"]"
• B) grade Like "['F' or 'D']"
• C) grade Like "[!ABC]"
• D) grade Like "!A or !B or !C"

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Definitions:

Product Differentiation

The process of distinguishing a product or service from others in the market to make it more attractive to a targeted audience.

Elasticity

A determination of how the need or provision of a product varies in reaction to changes in its price.

Demand Curve

A graph showing the relationship between the price of a good and the amount of the good that consumers are willing and able to purchase, ceteris paribus.

Herfindahl Indexes

A measure used to calculate the level of concentration in a market, indicating the competitive environment and potential for monopolistic power.