What Are the Degrees of Freedom for an Independent Samples

question 7

Multiple Choice

What are the degrees of freedom for an independent samples t-test that uses two samples with n = 12 in each sample?

• A)23
• B)22
• C)21
• D)20

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Definitions:

Brightness Contrast

The effect where the perceived brightness of an object is influenced by the brightness of its surroundings.

Apparent Brightness

The perceived intensity of light from a celestial object, as observed from Earth.

Objects Around

Refers to the physical items or entities in one's immediate environment, often discussed in the context of perception and cognitive processing.

Feature Detector

neurons in the brain that respond to specific features of a stimulus, such as lines, edges, or movement.