ASQ
CSSBB · Question #28
When comparing two vendors' machines it is found that a sample of 1000 parts from machine A has 23 defectives and a sample of 1300 parts from machine B has 36 defectives. Do the data indicate that…
The correct answer is A. yes. See the full explanation below for the reasoning.
Analyze Phase
Question
When comparing two vendors' machines it is found that a sample of 1000 parts from machine A has 23 defectives and a sample of 1300 parts from machine B has 36 defectives. Do the data indicate that machine B has a higher rate of defectives?
Options
- Ayes
- Bno
- Call of the above
How the community answered
(19 responses)- A84% (16)
- B11% (2)
- C5% (1)
Topics
#two-proportion z-test#hypothesis testing#defect rate comparison#vendor comparison
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