10. End Result Hospital is examining their LOS for coronary artery bypass surgery (CABG). Using past research, they collected data on LOS, patient age, smoking, BMI, comorbidities, and hospital-acquired infections, Using the Chapter09.xls fi le under the Problem 09–10 tab, interpret adjusted R 2 , F, and the intercept. Which variables have a statistically signifi cant relationship with LOS, and how do they aff ect LOS?