Typically, a regression analysis is done for one of two purposes: In order to predict the value of the dependent variable for individuals for whom some information concerning the explanatory variables ...

Classifying a variable as a particular type of data is important when considering how to present the data. Data can be presented in a number of ways, which depends on the type of variable and the ...

Time-dependent variables can be used to model the effects of subjects transferring from ... Previous open-heart surgery for each patient is indicated by the variable PrevSurg. For each transplant ...

Reviewed by Andy Smith Fact checked by Yarilet Perez The total cost of a business is composed of fixed costs and variable ...