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Exam (elaborations)
Psy 121 Exam 1 Uncg Questions & Answers Verified 100% Correct, Graded A+
A correlation is: - a number between -1 and +1 that describes the strength and direction of a 
relationship between two variables. It has two parts, a sign (+ or -) and a number. 
a correlation of 0 means - no relationship 
A hypothesis is- - A hypothesis is a testable prediction about the relationship between one or 
more independent variables and a dependent variable derived from a theory. 
Alcohol - Affects many different neurotransmitters, including GABA, norepenephrine, dopamine, 
and acety...
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