Every week, Mr. Park asks for 1 pound of potato salad at the deli. The line plot shows the actual weight of the salad the deli worker has given him for the past several weeks. k
0
31
32
1 1
1
32
1
1
16
1
3
32
1
1
8
1
5
32

Weight in Pounds

What is the difference between the greatest and least weights Mr. Park received? Enter your answer as a fraction.