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Definitions......
Instructor
Jeremy Jackson
|     May 5, 2014
Location:
NW 3431
|     New Westminster
Al Sharpton: "If you can get the proper definition of trouble, then we can find out who the real troublemakers are.
Concept
Symbol
Define Example

Calculate

in Head

Calculate

in Excel

Know

Formula

             
Independent Variable
IV
     
Dependent Variable
DV
     
Level of a Variable  
     
Dichotomous  
     
Polychotomous  
     
Continuous  
     
Discrete  
     
             
Population  
     
Sample  
     
Parameter  
     
Statistic  
     
             
Frequency Distribution  
 
Histogram  
 
             
Mode  
 
Median  
 
Mean
M, ,,
 
         
Deviation Score
Absolute Average Deviation
AAD
Sum of Squares
SS
Variance
VAR, ,
Standard Deviation
SD, S,,
             
Standard Score
Z
Probability Distribution
     
Probability Density Function
pdf
     
Empirical Distribution
     
Theoretical Distribution
     
The Normal Distribution
X~N
     
The Standard Normal Distribution
Z~N
     
             
Sampling Distribution
     
Sampling Distribution of the Mean
     
Standard Error
SE
     
Standard Error of the Mean
SEM,
 
             
Hypothesis Testing
     
Null Hypothesis
Ho
     
P Value
P
 
 
Critical Value
CV
     
Rejection Region
     
Null Distribution
   
Type One Error
     
Alpha
     
Type Two Error
     
Beta
     
Power  
     
             
Test Statistic  
     
Two Groups t-test  
 
 
ANOVA  
 
 
             
Effect Size
     
Pearson r
r,
 
 
Cohen's d
d
 
 
Eta Squared
 
             
Confidence Interval on a Sample Mean
C.I.
 
             
             
             
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