One Statistic That Tells Researchers How Much Participants' Scores Vary

question 66

Multiple Choice

One statistic that tells researchers how much participants' scores vary from one another is the

• A) weighted mean.
• B) standard deviation.
• C) correlation coefficient.
• D) inferential statistic.

---

Definitions:

Representative Clade

A collection of organisms consisting of a common ancestor and all its direct offspring, signifying one lineage on the evolutionary tree.

Supergroup

In phylogenetics, a high-level taxonomic rank above the rank of kingdom, used to organize the diversity of eukaryotes especially.

Alveolates

A group of protists, including dinoflagellates, apicomplexans, and ciliates, characterized by the presence of alveoli (small sac-like structures) beneath their cell membranes.

Representative Clade

A group of organisms that includes an ancestor and all of its descendants, representing a single branch on the tree of life.