Unanswered calls data

The supervisor for a call center wants to assess the call answering process. You can use this data to demonstrate Binomial Capability Analysis.

The supervisor for a call center wants to evaluate the process for answering customer phone calls. The supervisor records the total number of incoming calls and the number of unanswered calls for 21 days.

Because this data contains counts of defectives, you can use it to demonstrate P Chart and Binomial Capability Analysis.

Worksheet column Description
Total Calls The total number of calls each day. This column contains the subgroup sizes.
Unanswered Calls The total number of unanswered calls each day. Each unanswered call is a defective.