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5 Cards in this Set

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Univariate Data
One measurement on each unit.
Bivaraite Data
Data consisting on two measurements (two variables) on each unit in a study
1. Study relationship b/w two variables.
2. The two variables are the explanatory and response variables. Response denoted by Y and Explanatory is denoted by X.
3.Sometimes can't denote response or explanatory variables.
4. Variables can both be quantitative or categorical or one of each.
Note
Our study of bivariate data will consist only of variables that are both quantitative or both categorical
Analyzing bivariate data steps
1. Plot data with a sactterplot
2. Computenumber summary called a correlation coefficient
3. Model linear relation with a straight line called the regression line
Note
Explanatory variable also called Independent varivable
Respnse variable also called dependent vairable