A researcher studies the role of the brain chemical serotonin in aggression. One sample of rats...

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Psychology

A researcher studies the role of the brain chemical serotonin inaggression. One sample of rats receives a placebo while anothersample of rats receives a drug that lowers brain levels ofserotonin. Then the researcher tests the animals by recording thenumber of aggressive responses each of the rats display. Whatstatistical test could be used to analyze data from this study?
a.
Independent measures t-test
b.
Independent measures ANOVA
c.
Repeated measures t-test
d.
Both a and b

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Definition of some concepts A Independent Measure ttest It is a statistical computation through which researcher wants to see difference between two mean score of two different group Example Suppose researcher wants to know See Answer

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	a.	Independent measures t-test
	b.	Independent measures ANOVA
	c.	Repeated measures t-test
	d.	Both a and b