________ Programs Reduce the Size of Files So They Require

question 34

Multiple Choice

________ programs reduce the size of files so they require less storage space and can be sent more efficiently over the Internet.

• A)File compression
• B)Disk cleanup
• C)File history
• D)Disk defragmenter

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Definitions:

Scatterplot

A graphed cluster of dots, each of which represents the values of two variables. The slope of the points suggests the direction of the relationship between the two variables. The amount of scatter suggests the strength of the correlation (little scatter indicates high correlation).

Normal Curve

A bell-shaped curve that represents the distribution of many types of data where most values are close to the mean.

Standard Deviations

A statistical measure that quantifies the amount of variation or dispersion of a set of values.

Positive Correlation

A relationship between two variables where an increase in one variable is associated with an increase in the other variable.