To better track its patients a hospitals neighborhood medica
To better track its patients, a hospital\'s neighborhood medical center has gathered this information.
New patient (N)
Existing patient (E)
Scheduled appointment (A)
10
10
Walk-in (W)
12
18
Of the existing patients what is the probability they schedule an appointment?
0.3571
0.3000
0.2000
0.5455
| New patient (N) | Existing patient (E) | |
| Scheduled appointment (A) | 10 | 10 | 
| Walk-in (W) | 12 | 18 | 
Solution
The probability is
10/(10+18) =0.3571429
Answer: 0.3571

