A Ranking Scale in Which Numbers Are Assigned to Objects

question 21

Multiple Choice

A ranking scale in which numbers are assigned to objects to indicate the relative extent to which some characteristic is possessed is called a(n) ________.

• A) nominal scale
• B) ordinal scale
• C) interval scale
• D) ratio scale
• E) random scale

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Definitions:

Radial Cleavage

A type of embryonic development in deuterostomes where the planes of cell division are either parallel or perpendicular to the vertical axis of the embryo, resulting in the cells being positioned directly above or beside each other.

Cleavage

Series of mitotic cell divisions, without growth, that converts the zygote to a multicellular blastula.

Meiotic Cell Divisions

A type of cell division that reduces the chromosome number by half, leading to the production of gametes in sexual reproduction.

Common Ancestor

The most recent ancestral form or species from which two different species evolutionary diverged.