Ten samples of 15 parts each were taken from an ongoing process to establish a p-chart for control. The samples and the number of defectives in each are shown in the following table.

SAMPLE	n	NUMBER OF DEFECTIVE ITEMS IN THE SAMPLE
1	15	1
2	15	2
3	15	3
4	15	2
5	15	1
6	15	2
7	15	1
8	15	3
9	15	2
10	15	1

a.Determine the pp , S_p,UCL and LCL for a p-chart of 95 percent confidence (1.96 standard deviations). (Leave no cells blank. Round up any negative LCL value to "0". Round your answers to 3 decimal places.)

b. What comments can you make about the process?

multiple choice

• Process is out of statistical control
• Process is in statistical control