Pima.tr dataset in R contains a sample of $200$ Pima Indian women living near Phoenix, Arizona. They were

tested for diabetes according to World Health Organization criteria. The US National Institute of Diabetes

and Digestive and Kidney Diseases collected the data. Table $1$ gives the name and description of each

variable observed in the study.

Table $1$: Variables observed in the Pima.tr $($Diabetes in Pima Indian Women$)$