A production manager at a Contour Manufacturing plant has inspected the number of defective plastic molds in five random samples of 30 observations each. Following are the number of defective molds found in each sample:
Sample Number of Defects Number of Observations in Sample
1 2 30
2 0 30
3 1 30
4 0 30
5 2 30
Total 5 150
find
(Round your answers to 2 decimal places, the tolerance is +/-0.01)
CL =
UCL =
LCL