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Canesta Has Developed a Virtual Keyboard Out of Light to Be

question 181

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Canesta has developed a virtual keyboard out of light to be used with cell phones and personal digital assistants.The product beams an image of a keyboard on a desk,allowing the user to type on the image.The words are picked up by the user's digital device.
-Refer to Virtual Keyboard.This virtual keyboard,which is radically different from anything currently on the market would be classified as which of the following?


Definitions:

Independent Variable

In an experiment, the variable that is changed or controlled to test its effects on the dependent variable.

Control Variable

A variable that is kept constant during a research experiment to ensure that the effect of the independent variable can be measured without interference.

Demand Characteristics

Subtle cues or signals in an experimental setting that influence participants' behaviors or responses, potentially affecting the study's validity.

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs.

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