Term
What are the two ways of pattern hunting? 

Definition
to present a Visual display relationship between variables (scattergram), secondly by numbers 


Term

Definition
the strength of a relationship, the correlation of coefficient is measured as r and the maximum value is 1. 


Term
What does r(squared) mean in relation to correlation? 

Definition
coefficient of determination. It is used to remove  or + and can be transferred to % 


Term
What is Product Moment Correlation Coefficient (PMCC)? 

Definition
Used on interval and ratio data scales. E= sum of r= nExy(Ex)(Ey)/(square root of)(nEx(squared) (Ex)(squared))(nEy(squared) (Ey)(squared)) 


Term
What is Spearman's Rank Correlation Coefficient (SRCC)? 

Definition
Used of Ordinal Scale data. r(squared)= 1 6Ed(squared)/ n(n(squared)1)
E=sum of 


Term

Definition
To describe a relationship mathematically using y=f(x) y= the dependant value x= the independant value. 

