Question: Arunachalam Narayanan has been clocked performing three work elements in the office, with the results shown in the following table. The allowance for tasks such

Arunachalam Narayanan has been clocked performing three work elements in the office, with the results shown in the following table. The allowance for tasks such as this is 15%.

OBSERVATIONS (SECONDS) PERFORMANCE ELEMENT 1 2 3 4 5 6 RATING (%)

1 13 11 14 16 51* 15 100 2 3* 21 25 73* 26 23 110 3 3 3.3 3.1 2.9 3.4 2.8 100

*Disregard—possible error.

a) Find the normal time.

b) Find the standard time.

Additional problem 10.43, available in MyLab Operations Management, is a time study with four elements and seven observations.

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