Humans Can See Several Thousand Shades of Color but Have

question 14

Multiple Choice

Humans can see several thousand shades of color but have cone photoreceptors that aresensitive to only three (perhaps four) wavelengths of light. What is the best explanation for why we see so many colors?

• A) Color perception is achieved by activation of various combinations between the three cone types.
• B) Color perception is dependent on the millions of rods as well as cone photoreceptors.
• C) Colors are added and enhanced in the primary visual cortex of the brain.
• D) Shades of color are purely psychological and learned by association with age, infants only seeing in black and white.

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Definitions:

Measure of Agreement

A statistical method used to quantify the level of agreement or concordance between two or more raters or measurement instruments.

Interrater Reliability

A measure of consistency among different observers or raters in their evaluations, ensuring that assessments are reliable and not significantly varied.

Interrater Reliability

The degree of agreement among different observers or raters measuring the same phenomenon to ensure consistency across measurements.

Parallel Forms Reliability

A measure of reliability in which different versions of a test are created, and a group's performance on the two forms is compared to assess consistency.