Key words
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hypothesis | 
The experimenter tested her hypothesis.
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independent | 
The independent variable was words alone or words and pictures.
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dependent | 
Babies are dependent on their mothers for food.
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variable | 
A variable is a letter as it can vary in value.
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extraneous | 
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confounding | 
Noise was a confounding variable.
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mundane | 
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realism | 
Realism is an art style which uses the every day and commonplace as its subject.
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reliability | 
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validity | 
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confidentiality | 
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privacy | 
I hope the photographers will respect their privacy.
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psychology | 
My brother is studying psychology at college.
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psychological | 
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deception | 
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opportunity | 
This is a great opportunity to get some work experience.
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stratified | 
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systematic | 
We must approach the problem in a systematic manner.
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quota | 
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qualitative | 
Information gathered to do with the quality or particular kinds of things is described as being qualitative information.
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* This sentence was added by a Spellzone user.
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