A Parks and Recreation Worker Counts the Number of Paint

question 80

Multiple Choice

A parks and recreation worker counts the number of paint drips on each standard size park bench. The results from the last 10 benches are shown. If the Parks Department decides to make a c chart, what should the lower and upper 3-sigma control limits be?

• A) (-9.2, 9.2)
• B) (0.0, 20)
• C) (0.1, 18.3)
• D) (3.1, 13.1)
• E) (3.1, 18.3)