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MBA,MCS,M.phil
Devry University
Jan-2008 - Jan-2011
MBA,MCS,M.Phil
Devry University
Feb-2000 - Jan-2004
Regional Manager
Abercrombie & Fitch.
Mar-2005 - Nov-2010
Regional Manager
Abercrombie & Fitch.
Jan-2005 - Jan-2008
Problem 4S-22
a.A designer estimates that she can increase the average time between failures of a part by 5 percent at a cost of $450. Currently, the average time between failures is 100 hours and the average repair time is 4 hours. (Round your "Availability" answer to 4 decimal places.)
     New MTBF   hrs  New MTR   hrs  Availability   Â
b.A designer estimates that she can reduce the average repair time by 10 percent at a cost of $200. Currently, the average time between failures is 100 hours and the average repair time is 4 hours. (Round your "MTR" answer to 2 decimal places and "Availability" answer to 4 decimal places.)
     New MTBF    hrs  New MTR    hrs  Availability   Â
c.Which option would be more cost-effective?
  Thus, the designer should choose method (Click to select)
A
B
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