When Businesses Store Data Items on Computer Systems,they Are Often

question 54

Short Answer

When businesses store data items on computer systems,they are often stored in a framework called the data ____________________ that describes the relationships between data components.

Determine sample size from given variance and total sum of squares.

Compute grade point averages (GPAs) using a 4-point grading system.

Determine sample size from given standard deviation and total sum of squares.

Calculate the mean of a dataset given in the form of a frequency distribution.

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Definitions:

Maintenance

The process of preserving a condition or situation or the action of keeping something in a state of repair or efficiency.

Elaborative Rehearsal

A memory technique that involves thinking about the meaning of the term to be remembered, as opposed to simply repeating the word to oneself.

Maintenance Rehearsal

A cognitive process involving the repetitive review of information to keep it in short-term memory longer.

Rote Rehearsal

A learning technique that involves repeating information over and over to keep it in short-term memory longer.