According to Darwin,facial Expressions Probably Evolved to

question 190

Multiple Choice

According to Darwin,facial expressions probably evolved to

• A)differentiate cultures.
• B)help distinguish us from animals.
• C)help us communicate.
• D)create conflict.

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Definitions:

Critical Number

In mathematics, it is a value at which the derivative of a function changes sign, used to find local maxima and minima.

Sum of Squares

A measure used in statistical analysis to quantify the variation or dispersion of a set of numbers.

Tukey Multiple Comparison

A statistical test used to find means that are significantly different from each other.

Pairwise Means

It involves the comparison of means from two groups at a time, often used in statistical methods to identify significant differences between groups.