A Method for Assessing the Overall Reliability of a Test

question 11

Multiple Choice

A method for assessing the overall reliability of a test by splitting it into all possible halves is called the

• A) point biserial
• B) discrimination index (DI)
• C) vix formula 44
• D) Kuder-Richardson formula (KR21)

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Definitions:

Paralog

Genes that arise by duplication within the same genome and may diverge to perform functions related to or distinct from the original gene.

Ortholog

Genes in different species that evolved from a common ancestral gene by speciation and retain the same function.

Speciation Event

The process by which new genetically distinct species evolve from a single ancestral species.

Gene Duplication

A process in which a chromosome segment is copied resulting in multiple copies of the same gene in the genome, often leading to new genetic functions.