The Proportion of Responses That Are Expected to Be Correct

question 31

Multiple Choice

The proportion of responses that are expected to be correct for each level of ability can be represented by

• A)an item characteristic curve.
• B)a discrimination index.
• C)a test characteristic curve.
• D)the optimum difficulty.

---

Definitions:

mRNA

Messenger RNA, a single-stranded RNA molecule that conveys genetic information from DNA to the ribosome, where proteins are synthesized.

Genetic Code

Complete set of sixty-four mRNA codons.

mRNA Codons

Triplets of nucleotides in messenger RNA that specify the addition of a specific amino acid or the termination of translation.

Cytoplasm

Semifluid substance enclosed by a cell’s plasma membrane.