Jolene Is a Computer Professional with Lots of Knowledge About

question 45

Multiple Choice

Jolene is a computer professional with lots of knowledge about computer maintenance. Jolene tells her clients that all of the following is true about computer maintenance EXCEPT: ____.

• A) cleaning mechanical mice can eliminate jerky or erratic movement of the mouse pointer
• B) many inkjet printers have a self-cleaning mode
• C) replacing a keyboard involves replacing many complicated hardware components
• D) exposure to light can damage toner cartridges

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Definitions:

Correlation Coefficient

A quantitative metric that determines the strength and orientation of the link between two variables.

Study Time

The duration spent on academic or educational activities outside of formal classroom instruction, aimed at understanding or learning material.

Grades

Marks or scores assigned to individual pieces of student work or to an overall academic performance to evaluate proficiency.

Correlation

A measure of the strength and direction of a relationship between two variables.