Crusty's pizza keeps track of the number of complaints received (e.g., pizza was cold, didn't want green olives on it, etc.) received each day. Below are the number of complaints received for each of the last twelve business days.

Day	# of problems
1	3
2	0
3	0
4	2
5	4
6	3
7	2
8	1
9	1
10	3
11	0
12	4

1. What are the upper and lower control limits for Crusty's complaints (rounded to one decimal place)?
   1. 1.9 to 6.1
   2. 0.0 to 1.9
   3. 0.0 to 6.1
   4. 0.0 to 4.0

1. What is the status of complaints reports?
   1. The process is in statistical control because all values are within the control limits
   2. The process is out of statistical control because at least one value is outside the control limits
   3. Can't determine if the process is in or out of control
   4. The process is in statistical control because all values are outside the control limits