What is the main difference between an experiment and a correlational study?
a. A correlational study involves the manipulation of variables, while an experiment does not.
b. An experiment looks at the relationship between independent and dependent variables, while a correlational study looks at the relationship between within-group and between-group variables.
c. A correlational study looks at the relationship between independent and dependent variables, while an experiment looks at the relationship between within-group and between-group variables.
d. An experiment involves the manipulation of variables, while a correlational study does not.
e. An experiment involves naturalistic observation, while a correlational study involves laboratory work.
d. An experiment involves the manipulation of variables, while a correlational study does not.
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Violet's mother works long hours at a low-paying job. Her workplace maintains a hostile atmosphere. Research suggests that
A) Violet will work harder to gain her teacher's approval and attention because her mother is unavailable to her. B) Violet's mother will engage in permissive child rearing. C) Violet's mother is at risk for maternal depression. D) Violet will display aggressive and antisocial behavior toward her mother.
Phonological store : phonological similarity :: articulatory rehearsal : ______________
a. articulatory suppression c. phonological loop b. word-length effect d. related-code effect