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Control Limits, Process Capability, System Reliability - Exam 2 Solved | BIT 3454, Exams of Introduction to Business Management

Virginia Polytechnic Institute and State University (Virginia Tech)Introduction to Business Management
Prof. Deborah F. Cook

Control limits, specification limits, process capability, system reliability, CMMI model Material Type: Exam; Professor: Cook; Class: Business Process Improvement; Subject: Business Information Technology; University: Virginia Polytechnic Institute And State University; Term: Fall 2007;

Typology: Exams

Pre 2010

Uploaded on 03/20/2008

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Download Control Limits, Process Capability, System Reliability - Exam 2 Solved | BIT 3454 and more Exams Introduction to Business Management in PDF only on Docsity!

NAME: BIT 3454 Test 2 Tuesday November 14, 2006 The Virginia Tech Honor Code wilt be strictly enforced on this exam. Show all your work and WRITE LEGIBLY. The point value for each problem is shown in parenthesis at the end of each problem. 1. Hotels use statistical information and contro! charts to track their performance on a variety of indicators. Recently a hotel manager has been asked whether or not his team is capable of maintaining scores between 8 and 10 (ona scale of 1 to 10) for “overall cleanliness of room”. The most recent data has a mean of 8.624, a standard deviation of 1.446, and n= 10. Calculate and interpret Cp and Cox. (12) \. \ Ce=0.23 = min$ BT, HS 10-8 [Cer S | ey ZS + 028 Coe = erin Qo SIT, . 388 = fe; aa B624-3 3(I.4e) > SCL 46S [Hor cag | and | rot centered less than | 2485 not Goal 2. Clearly explain what the quantity 60, in the process capability formulas, represents. (6) , bo cepresents ractura\ spreod ot the process aN nocku rod process variability ‘individual VS. Sample (3, 312) J Contial — Lins Thea en CLT