What Is the Computed Number for How Well an Item

question 17

Multiple Choice

What is the computed number for how well an item distinguishes between the "knowing" and the "unknowing"?

• A) item analysis
• B) discrimination index
• C) difficulty index
• D) attitude index

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Definitions:

Scapula

A bone that connects the humerus (upper arm bone) with the clavicle (collar bone) and is commonly known as the shoulder blade.

Clavicle

The collarbone, between the sternum and scapula.

Humerus

The humerus is the long bone in the upper arm that extends from the shoulder to the elbow, connecting with several muscles and joints.

Forearm Muscles

Groups of muscles in the lower arm that facilitate movement of the hand and wrist.