Term
What are the two ways of pattern hunting? |
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Definition
to present a Visual display relationship between variables (scattergram), secondly by numbers |
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Term
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Definition
the strength of a relationship, the correlation of coefficient is measured as r and the maximum value is 1. |
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Term
What does r(squared) mean in relation to correlation? |
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Definition
coefficient of determination. It is used to remove - or + and can be transferred to % |
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Term
What is Product Moment Correlation Coefficient (PMCC)? |
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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)) |
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Term
What is Spearman's Rank Correlation Coefficient (SRCC)? |
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Definition
Used of Ordinal Scale data. r(squared)= 1- 6Ed(squared)/ n(n(squared)-1)
E=sum of |
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Term
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Definition
To describe a relationship mathematically using y=f(x) y= the dependant value x= the independant value. |
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