Of All the DSL Standards, Which Is the Most Commonly

question 22

Multiple Choice

Of all the DSL standards, which is the most commonly in use today?

• A) ADSL
• B) VDSL
• C) SDSL
• D) G.Lite

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Definitions:

Random Assignment

The allocation of study participants to different groups by chance, minimizing pre-existing differences between those groups.

True Experiments

A type of scientific experiment where the researcher manipulates one variable, and controls/randomizes the rest of the variables.

Construct Validity

The degree to which a test or instrument accurately measures the theoretical construct it is intended to measure.

One-group Pretest-posttest Design

An experimental design where a single group is measured both before and after a treatment, assessing the treatment's impact.