Two Ethologists Who Have Studied the Evolution of Emotional Expression

question 10

Multiple Choice

Two ethologists who have studied the evolution of emotional expression in primates are:

• A) Andrew & Badcock
• B) Andrew & Van Nistelroy
• C) Andrew & Van Hooff
• D) Van Hooff & Nesse

---

Definitions:

Dependent Variable

The variable being tested and measured in a scientific experiment, which is affected by the manipulation of the independent variable.

Interviewed

The process of being asked questions by someone seeking to gather information or assess qualifications, typically in a formal setting.

Residents

Individuals living in a specified area or belonging to a specific community, often used to describe people living in a particular city or town.

Sampling Bias

A systematic error that occurs when the sample is not representative of the population from which it is drawn, potentially distorting study findings.