The Earliest Definite Australopithecine Fossils Date Back

question 64

Multiple Choice

The earliest definite australopithecine fossils date back:

• A) 3.6 million years
• B) 4.3 million years
• C) 23 million years
• D) 2.4 million years

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values; a low standard deviation indicates that the values are close to the mean, while a high standard deviation indicates greater spread.

4 × 100 Relay

The 4 × 100 relay is an athletics track event where four team members each run 100 meters, passing a baton in a race against other teams.

Independent

A term typically used in statistics to describe a condition where two events or variables have no influence on each other.

Random Variable

A variable whose values are determined by the numerical results of a random event.