Two workers on the same job show the result over a long period of time:
Worker A worker B
Mean time of completion of job (in min) 30 25
Standard deviation (in min) 6 4
- Which worker appears to be faster in completing the job
- Which worker appears to be more consistent
The question belongs to Statistics and it discusses about calculation of which workers completing their jobs quickly and which worker is more consistent from the given data.
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