Evolutionary Trees Are Continually Revised by Scientists as New Information

question 65

Multiple Choice

Evolutionary trees are continually revised by scientists as new information becomes available from various sources such as

• A) better understanding of the details of physiological processes.
• B) additional, similar fossils found in relation to the geological time period.
• C) the continued evolution of current Earth species.
• D) the identification of alien species that have reached Earth via meteorites and comets.

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Definitions:

Construct Validity

A measure of how well a test or tool assesses the construct it claims to measure, indicating the appropriateness of inferences made from test scores.

True Score

The actual score that accurately reflects the variable being measured, without measurement error.

Observed Score

The actual score obtained by a participant on a test or measurement tool.

Actual Score

The true or observed value obtained from a measurement or assessment, not adjusted or transformed.