Which One of the Following Is a Characteristic of a Good

question 36

Multiple Choice

Which one of the following is a characteristic of a good test item--one that should be retained in the final version of the test?

• A) low discrimination index
• B) item characteristic curves that have very little slope
• C) difficulty level of 0.5
• D) interitem correlation coefficient near 0

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Definitions:

Cyclic Hemiacetals

Compounds formed from the reaction between an aldehyde and an alcohol under acidic conditions, resulting in a ring structure containing both an alcohol and an ether (or alkoxy) group.

Pyranoses

Ring forms of six-membered sugar molecules that result from intramolecular hemiacetal formation, where the oxygen atom is part of the ring.

Furanoses

Ring forms of monosaccharides (sugars) that contain a five-membered ring typically including an oxygen atom.

Glucose

A basic form of sugar that serves as a crucial source of energy for living beings and a fundamental element of numerous carbohydrates.