A Methods and Measurements Analyst for Timepiece, Inc What Is the Normal Time for This Task If the Develop

Multiple Choice

A methods and measurements analyst for Timepiece, Inc., needs to develop a time standard for the task of attaching a watch to a wristband. In a preliminary study, he observed one of his workers perform this task five times, with the following results: $$\begin{array} { | l | c | c | c | c | c | } \hline \text { Observation } & 1 & 2 & 3 & 4 & 5 \\\hline \text { Time(Seconds) } & 27 & 19 & 20 & 21 & 13 \\\hline\end{array}$$ What is the normal time for this task if the employee worked at a 20 percent faster pace than average?

A)  16.7 seconds
B)  20 seconds
C)  24 seconds
D)  25 seconds
E)  100 seconds