Instructions:
Access the Call Center Waiting Time file. Each row in the database corresponds to a different call. The column variables are as follows:
ProtocolType: indicates protocol type, either PT or PE
QueueTime: Time in Queue, in seconds
ServiceTime: Service Time, in seconds
Perform a test of hypothesis to determine whether the average TiQ is lower than the industry standard of 2.5 minutes. Use a significance level of α=0.05.
Evaluate if the company should allocate more resources to improve its average TiQ.
Perform a test of hypothesis to determine whether the average ST with service protocol PE is lower than with the PT protocol. Use a significance level of α=0.05.
Assess if the new protocol served its purpose.
Submit your calculations and a 175-word summary of your conclusions.
