Operations Management – monitored with control charts.

written by - Comments off

A shirt manufacturer buys cloth by the 100 yard roll from a supplier. For setting up a control chart to manage the irregularities (e.g., loose threads and tears) the following data was collected from a sample provided by the supplier.

SAMPLE 1 2 3 4 5 6 7 8 9 10
IRREGULARITIES 3 5 2 6 5 4 6 3 4 5

Determine the , Sp, UCL and LCL for a c-chart with z = 2. (Round your answers to 2 decimal places.)

Sp = ___

UCL = ___

LCL = ___

Suppose the next five rolls from the supplier had three, two, five, three and seven irregularities. What is the UCL? (Round your answer to 2 decimal places.)

UCL = ___

Note: Currently, Regular Priority times are 3-5 days. Log in to upload files with your questions. Tutorials you buy shall be emailed to your PAYPAL email. Talking about quality references: finding and referencing an (n+1)th article for your tutorial requires substantially more time than the (n)th article referenced, therefore you will see the price increasing with the number of references you require in some questions. Wanted to contact us over something related to this question? Email us: support AT oxenmine.com.

© 2010 oxenMINE.com: Customized Homework help. - Powered by OM