Nine observations from a work measurement study using continuous timing are shown below. Allowances are determined as: personal, eight percent; fatigue, five percent; delay, five percent. Use the Work Measurement Excel template to determine the standard time for this operation.

Work Observation

Element $123456789$ Performance Rating

A $0\mathrm{.}100\mathrm{.}140\mathrm{.}090\mathrm{.}070\mathrm{.}120\mathrm{.}100\mathrm{.}150\mathrm{.}140\mathrm{.}1590\%$

B $0\mathrm{.}230\mathrm{.}180\mathrm{.}230\mathrm{.}230\mathrm{.}270\mathrm{.}250\mathrm{.}260\mathrm{.}280\mathrm{.}28105\%$

C $0\mathrm{.}490\mathrm{.}510\mathrm{.}490\mathrm{.}480\mathrm{.}490\mathrm{.}490\mathrm{.}510\mathrm{.}490\mathrm{.}5085\%$

D $0\mathrm{.}630\mathrm{.}670\mathrm{.}620\mathrm{.}590\mathrm{.}690\mathrm{.}690\mathrm{.}690\mathrm{.}670\mathrm{.}71115\%$

E $0\mathrm{.}730\mathrm{.}740\mathrm{.}730\mathrm{.}700\mathrm{.}820\mathrm{.}810\mathrm{.}780\mathrm{.}800\mathrm{.}84110\%$

F $1\mathrm{.}021\mathrm{.}020\mathrm{.}980\mathrm{.}991\mathrm{.}101\mathrm{.}091\mathrm{.}021\mathrm{.}071\mathrm{.}1285\%$