In: Operations Management
The cumulative timing approach was used to time a job and its elements. Use the following stop-watch readings to determine the duration of each element (5) • Stop-watch reading after element 1 is 0.03 minutes • Stop-watch reading after element 2 is 0.07 minutes • Stop-watch reading after element 3 is 0.13 minutes • Stop-watch reading after element 4 is 0.18 minutes • Stop-watch reading after element 5 is 0.24 minutes
Stop-watch reading after element 1 = 0.03 minutes
Hence, duration of element 1 = 0.03 minutes
Stop-watch reading after element 2 = 0.07 minutes
Hence, duration of element 2 = (Stop-watch reading after element 2) - (Stop-watch reading after element 1) = 0.07 - 0.03 = 0.04 minutes
Stop-watch reading after element 3 = 0.13 minutes
Hence, duration of element 3 = (Stop-watch reading after element 3) - (Stop-watch reading after element 2) = 0.13 - 0.07 = 0.06 minutes
Stop-watch reading after element 4 = 0.18 minutes
Hence, duration of element 4 = (Stop-watch reading after element 4) - (Stop-watch reading after element 3) = 0.18 - 0.13 = 0.05 minutes
Stop-watch reading after element 5 = 0.24 minutes
Hence, duration of element 5 = (Stop-watch reading after element 5) - (Stop-watch reading after element 4) = 0.24 - 0.18 = 0.06 minutes
Hence, we get answers as:
Duration of element 1 = 0.03 minutes
Duration of element 2 = 0.04 minutes
Duration of element 3 = 0.06 minutes
Duration of element 4 = 0.05 minutes
Duration of element 5 = 0.06 minutes
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