Bivariate Data – Classifying the Variables (VCE SSCE General Mathematics): Flashcards
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Bivariate data
Bivariate data
Data involving two linked/associated variables
Categorical variables
Categorical variables
Produce names or labels, not numbers
Numerical variables
Numerical variables
Produce numbers from counting or measuring
Three types of bivariate associations
Three types of bivariate associations
Cat & num, two cat, two num
Explanatory variable (EV)
Explanatory variable (EV)
Variable used to explain/predict response variable
Response variable (RV)
Response variable (RV)
Variable that responds to/is predicted by EV
Other name for explanatory variable
Other name for explanatory variable
Independent variable (IV)
Other name for response variable
Other name for response variable
Dependent variable (DV)
Assoc. of treatment type & relief time
Assoc. of treatment type & relief time
Categorical & numerical
Assoc. of time studying & test score
Assoc. of time studying & test score
Two numerical variables