Table H.3 A Worker Was Observed for Four Cycles in a Repetitive

Multiple Choice

Table H.3
A worker was observed for four cycles in a repetitive task.The observer recorded the following times,in seconds,using the continuous method.The ratings for each element and frequency it is performed are also indicated in the table.The allowance fraction is 20 percent.

-At a new watch assembly plant,a job is divided into three work elements.The element times for the first four cycles are recorded by the continuous method and are presented below along with a performance rating factor (RF) for each element. The standard time for this job,assuming that the allowance is 18 percent,is

A) fewer than or equal to 1.9 minutes.
B) greater than 1.9 minutes but fewer than or equal to 2.0 minutes.
C) greater than 2.0 minutes but fewer than or equal to 2.1 minutes.
D) greater than 2.1 minutes.