The Primary Function of Eyebrows Is to

question 18

Multiple Choice

The primary function of eyebrows is to

• A)allow the appropriate amount of light to enter the eye.
• B)prevent excess light from entering the eye.
• C)prevent objects from striking the eye.
• D)prevent sweat from dripping into the open eye.
• E)form a protective barrier of fat and hair to help shade the eye.

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Definitions:

Degrees Of Freedom

The number of independent data points in a statistical calculation that are free to vary.

T-Distribution

A probability distribution that arises when estimating the mean of a normally distributed population in situations where the sample size is small and the standard deviation is unknown.

Student T-Distributed

Pertaining to a probability distribution that arises when estimating the mean of a normally distributed population in situations where the sample size is small and population standard deviation is unknown.

Sampled Population

The subset of a larger population that is selected for the purpose of a scientific study or statistical analysis.