Scenario 2.5 A Job Consists of Three Distinct Work Elements That Were

Multiple Choice

Scenario 2.5
A job consists of three distinct work elements that were timed with a highly accurate Swiss watch by a trained industrial engineer. The engineer recorded ten observations listed in the following table. All recorded times are in seconds.

-Use the data in Scenario 2.5 to answer this question. If the rating factor is 15% for all the elements, what is the normal process time for the entire job?

A) 109.27 seconds
B) 82.62 seconds
C) 100.63 seconds
D) 95.02 seconds