Maria Believes That High Doses of Caffeine Speed Up a Person's

question 51

Multiple Choice

Maria believes that high doses of caffeine speed up a person's reaction time.In order to test her hunch,she has five friends each drink three 8-ounce cups of coffee and then she measures how quickly they are able to push a button when a tone is sounded.What is wrong with Maria's research strategy?

• A) No independent variable has been specified.
• B) No dependent variable has been specified.
• C) There is no control condition.
• D) There is no provision for repeating the experiment.

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Definitions:

Change Thoughts

The process of actively altering one's thought patterns to improve emotional well-being or reach personal goals.

Internal Distractions

Disturbances or diversions originating within oneself, such as thoughts or emotions, that interrupt attention or concentration.

Physical Disabilities

Impairments that limit the physical function of limbs or movement, often requiring accommodations.

Pain

A distressing perception and affective reaction linked to genuine or prospective damage to bodily tissues.