4
Researchers studying a new treatment for a rare form of cancer enroll patients in the study and follow them for five years. One of the variables they record is survival time in months. Here are the results from nine patients.
45 36 60 17 29 60 19 42 54
What's the mean and median survival time in months?
A
The mean and the median are 43 months.
B
The mean and the median are both 43.5 months.
C
The mean is 40.2 months, and the median is 42 months.
D
The mean is 42 months, and the median is 43.5 months.