In Order to Increase Typing Speed, Minisoft Inc

question 102

Multiple Choice

In order to increase typing speed, Minisoft Inc. has redesigned its keyboard and provided a chime that is related to typing speed. The company wants to know if its innovations affect typing speed. What are the independent and dependent variables in this proposed study?

• A) The dependent variable is the chime; the independent variables are the chime and typing speed.
• B) The dependent variable is speed of typing; the independent variables are the keyboard design and the chime.
• C) The dependent variable is keyboard design; the independent variables are the speed of typing and the chime.
• D) The dependent variable is the number of errors made; the independent variables are the chime and the speed of typing.

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Definitions:

Chemical

A substance with a distinct molecular composition that is produced by or used in a chemical process.

Absolute Sensory Threshold

The minimum intensity of a stimulus that one can perceive, marking the boundary between detectable and undetectable levels of sensory input.

Stimulus

A change in the environment that influences or causes a response in an organism.

Minimum Intensity

The lowest level of stimulus intensity that is necessary to produce a perceptible sensation or response in the observer.