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Univariate Statistics
Concepts covered in Test 1
7
Psychology
Undergraduate 3
09/28/2011
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Term
define "Variables"
 Definition
units in statistics that are subject to change (x, y) 
Term
define "Constants"
 Definition

units in statistics that never change 

 
Term

variables VS constants

 

identify each:

y = 3x

 

 Definition

3 - constant

Y, X - variable
Term
2 different types of variables
 Definition
categorical and continuous
Term
define categorical variable
 Definition
 a type of variable that has two or more categories (that go in no intrinsic order) 
Term
define continuous variable
 Definition

a type of variable that is usually numeric 
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