A Survey of Automobiles Parked in Student and Staff Lots

question 21

Multiple Choice

A survey of automobiles parked in student and staff lots at a large university classified the brands by country of origin,as seen in the table.
What is the marginal distribution of origin?

• A)52% North American,13% European,35% Asian
• B)56% North American,10% European,34% Asian
• C)54% Students,46% Staff
• D)107% North American,16% European,54% Asian
• E)48% North American,16% European,36% Asian

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Definitions:

Sleeping Clusters

Groups in which animals sleep closely together for warmth, protection, or social bonding.

Predator

An organism that survives by hunting and consuming other organisms for food, often influencing the structure of ecosystems.

Males

The male sex of a species, characterized by traits, reproductive roles, and secondary sexual characteristics that differ from the female sex.

Selfish Herd Hypothesis

A theory suggesting that individuals can reduce their predation risk by positioning themselves within a group, thus exploiting the protection offered by the collective.