A Worker Was Observed for Four Cycles in a Repetitive

question 43

Multiple Choice

A worker was observed for four cycles in a repetitive task that contains four distinct elements. The observer recorded the following items in seconds, using the continuous method.
$$\begin{array} { | c | c | c | c | c | } \hline \text { Element } & \text { Cycle 1 } & \text { Cycle 2 } & \text { Cycle3 } & \text { Cycle4 } \\\hline \mathbf { 1 } & 12 & 66 & 111 & 168 \\\hline \mathbf { 2 } & 21 & 75 & 122 & 185 \\\hline \mathbf { 3 } & 37 & 86 & 133 & 200 \\\hline \mathbf { 4 } & 53 & 89 & 146 & 209 \\\hline\end{array}$$
-Use the information in Table H.1.Assume that work element 1 receives a performance-rating factor of 1.1 and all other elements receive a rating of 1.2.If work elements 1 and 3 are performed every other cycle,and elements 2 and 4 are performed every cycle,what is the normal time for the complete cycle?

• A) Fewer than 45 seconds
• B) Greater than or equal to 45 seconds but fewer than 48 seconds
• C) Greater than or equal to 48 seconds but fewer than 51 seconds
• D) Greater than or equal to 51 seconds

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