#1
hospital = data.frame(
  PatientID = c(101,102,103,104,105),
  PatientName = c("Aman","Riya","Karan","Neha","Rachit"),
  Gender = factor(c("Male","Female","Male","Female","Male")),
  Ward = factor(c("General","ICU","General","Private","ICU")),
  TreatmentCost = c(12000,25000,15000,3000,NA),
  MedicineCost = c(3000,5000,4000,6000,4500),
  DaysAdmitted = c(3,5,2,6,4)
)
print(hospital)
##   PatientID PatientName Gender    Ward TreatmentCost MedicineCost DaysAdmitted
## 1       101        Aman   Male General         12000         3000            3
## 2       102        Riya Female     ICU         25000         5000            5
## 3       103       Karan   Male General         15000         4000            2
## 4       104        Neha Female Private          3000         6000            6
## 5       105      Rachit   Male     ICU            NA         4500            4