You are constructing a P Chart for a process for determining the proportion of customers who complete their transactions online in less than 10 minutes. If it is over 10 minutes then the process is defective. Each day you sample 50 customers and you have the following number of defective items for each of the last five days. You want 92% control limits Monday Tuesday 6 7 Wednesday 9 Thursday 10 Friday 13 What is the value of (p bar)? What is the z value? What are the Upper and Lower Control Limits? why? Is the process in control and explain