Answered: Several minor defects manifesting…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Several minor defects manifesting concurrently, could cause a catastrophe, because of their compound effect. On March 2019, two Boeing 747 Max planes - crashed within a short time span, because of the following,

• faulty hardware sensor at the end of its life

• autopilot (AI system) misbehaved and pushed down the nose of the aircraft

• an urgent software fix was delayed due to some bureaucratic process

• disagree light (feature that is supposed to highlight the variance among sensors) was not installed; this safety feature was marked as optional and sold for $80K

• pilot training did not cover, how to override the misbehavior of an autopilot

• documented procedure was incorrect

Looking at this list of issues, select one the most fitting root cause,

		Project Management
		Design
		Test
		Requirements
		Documentation
		Training

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