The call center for Verizon Wireless wants to determine if they are successful at answering their customer's questions when the customers call in. They set up 3 different call centers and recorded data from a sample of 500 randomly selected calls. Call Center 1 Call Center 2 Call Center 3 Problem solved 124 98 103 Problem not solved 55 63 57 What is the expected number of successful calls from Call Center 2