The following sequence indicates whether a manufacturers daily production of videocassette recorders (VCRs) was above (X) or
Question:
The following sequence indicates whether a manufacturer’s daily production of videocassette recorders (VCRs) was above (X) or below (Y) the long-term median number of defective VCRs.
XYYXXXYYXYYXXXYYXYXXY Y X
(a) Does this series suggest a departure from randomness? (Test at α = .05.)
(b) Why would the production manager care whether this series suggested randomness?
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Related Book For
Statistics For Business And Financial Economics
ISBN: 9781461458975
3rd Edition
Authors: Cheng Few Lee , John C Lee , Alice C Lee
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