Density Fluctuation on the Image Is Called

question 118

Multiple Choice

Density fluctuation on the image is called:

• A) brightness
• B) contrast resolution
• C) spatial resolution
• D) noise

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Definitions:

Sample Variance

A measure of the dispersion or variability of a sample dataset, representing how much the data points differ from the sample mean.

Mound-Shaped

Description of a symmetric, bell-shaped distribution, often associated with the normal distribution.

Mean

A statistical measure that calculates the average value of a set of numbers by dividing the sum of all values by the number of values.

Median

The middle value in a dataset when it is ordered from smallest to largest, or the mean of the two middle numbers if there is an even number of values.