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A time study was conducted on a job considering of three elements. Stopwatch reading in hundred A time study was conducted on a job considering of three elements.
written 5.9 years ago by gravatar for ishandaftardar ishandaftardar • 170 modified 4.6 years ago by gravatar for prashantsaini prashantsaini • 0

Stopwatch reading in hundredth of a minute is given. Calculate standard time if allowance is 17%.

Elements Stop-Watch Reading Rating
I II III IV V
A 10 73 139 203 266 80
B 25 88 155 218 280 100
C 64 128 193 257 320 100
industrial engineering and management
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written 5.9 years ago by gravatar for ishandaftardar ishandaftardar • 170

This stop watch readings are cumulative. The individual timings for elements are computed by subtracting proceeding reading from successive figure as shown in table below:

For element B, $1^{st}$ observation, 25-10=15

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Standard time = 0.6596(1+0.17) = 0.7717 minutes.

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