Which of the Following Is True of DSL Modems

question 62

Multiple Choice

Which of the following is true of DSL modems?

• A)DSL modem signals do not interfere with telephone signals.
• B)DSL modems use the same protocols as cable modems for data transmission.
• C)DSL modem signals replace phone signals and are sent to the ISP.
• D)DSL data transmission and telephone conversations cannot occur simultaneously.

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Definitions:

Confounds

Variables other than the independent variable that may cause an effect in an experimental design, thus confusing the results.

Random Assignment

A method used in experiments where participants are randomly placed into either the control or experimental group to ensure that each group is similar at the start.

Experimental Research

Experimental research is a methodological approach that systematically manipulates one variable to determine its effect on another variable, within a controlled environment.

Random Assignment

A method used in experiments to distribute participants across various control and experimental groups in a way that each participant has an equal chance of being assigned to any group, minimizing biases.