The data set shows the total number of sandwiches sold each day for 28 days. What is the most common number of sandwiches sold in a day?
Number of sandwiches sold each day
10 16
12
12
18
20
16
15
17
19
26
11
19
19
28
11
19
24
12
6
14
20
10
17
24
18
11
13
The most common number of sandwiches sold in a day is
sandwiches.