Dividing the Number of Persons Who Answered Correctly by the Total

question 31

Multiple Choice

Dividing the number of persons who answered correctly by the total number of persons who responded to the question is a measure of an item's ______.

• A) discrimination index
• B) phi coefficient
• C) difficulty
• D) bias

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Definitions:

Livestock Feedlot

A type of animal feeding operation which is used in modern agriculture to fatten livestock, particularly beef cattle, before slaughter.

Offshore Oil

Refers to the extraction of oil reserves located under the ocean floor, often involving complex and costly exploration and drilling techniques.

Urban Land

Land within a city or metropolitan area that is developed or used for buildings, roads, and other structures, contrasting with rural land.

Aerobic Bacteria

Bacteria that require oxygen for their growth and survival, playing essential roles in processes such as composting and in the treatment of sewage.