Term

Definition
97th percentile  scored higher than 97 percent of the group. 


Term

Definition
"nominal" means name. So thiese variables are simply given descriptive names. Example: male, female, republican, democrat 


Term

Definition
Imples order. Variables are arranged by order. Example: First, second, third 


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Definition
Has an arbritrary zero. Example: Temperature 


Term

Definition
order, intervals and a real zero. Example: age 


Term

Definition


Term
standard error of the mean 

Definition
calculates how 'off' the mean is 


Term

Definition
the number in the middle of the set 


Term

Definition
the most frequently occuring variable 


Term

Definition
tells how the scores are spread out overall 


Term

Definition
subtracts the lowest value from the highest value 


Term

Definition
a distribution that is not linear or simple. Example: relationship between anxiety and performance. 


Term
Pearson r correlation coefficient 

Definition
a way of numerically calculating and expressing correlations. 1 to +1 

