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Rated activity sampling The output during the 0.1-minute interval was 10 it...
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Rated activity sampling
The output during the 0.1-minute interval was 10 items of caps for the Mathebula Caps Manufacturing and Embroidery Company. (See the number of items and the results of elements in Table 1 below.
Results of the rated activity sampling study
Observation number
(0.1-min intervals)
|
Worker
| ||
Element 1
|
Element 2
|
Idle
| |
1
|
85
|
|
|
2
|
|
90
|
|
3
|
95
|
|
|
4
|
|
95
|
|
5
|
90
|
|
|
6
|
|
|
100
|
7
|
95
|
|
|
8
|
95
|
|
|
9
|
|
95
|
|
10
|
|
|
100
|
Total
|
460
|
280
|
200
|
Use the information in the table above to calculate total basic time. Which ONE of the following is the correct answer?