You want to analyze the purchase of private insurance using the HRS05.csv dataset. This dataset was derived from wave 5 (2002) of the Health and Retirement Study (HRS). ins is a binary variable that equals 1 if the person purchased private insurance and 0 if they did not. Explanatory variables include age, hstatusg (=1 if health status is good, very good, or excellent, =0 otherwise), hisp (=1 if Hispanic), married (=1 if married), retire (=1 if retired), educyear (years of education), and hhincome (household income)