Your outcome of interest in the study is a certain protein in the blood. You had planned to use a mean or median to characterize the central location of the data, but are surprised to note that 12 of the 15 subjects had no detectable level of the protein. What would be the best way to describe the protein's characteristics in the manuscript you are writing based on the chart below? You will choose 1 answer.
Subject 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Protein Level 0 6 0 0 0 5 0 0 0 0 0 0 0 6 0
a. Mean
b. Median
c. Mode
d. Range
e. Interquartile Range
f. Standard Deviation