Quiz: Quiz 6: Chapters 6 and 6 Supplement This Question: 6 pts 5120(14 complete)
ID: 354262 • Letter: Q
Question
Quiz: Quiz 6: Chapters 6 and 6 Supplement This Question: 6 pts 5120(14 complete) This Quiz: Peter tig's department store,Itig Brothers, is Amherst's largest independent clothier The store receives an average of 8 retums per day Using z 3, the control chart limits are: The type of control chart that is best to monitor this process is UCL returns/day (round your response to two decimal places) L e: returnsiday round your response two dec mal places and if your answers negatve, enter this va e as 0 If on a day 9 returns are received, based on the limits, an action is Enter your answer in each of the answer boxes O Type here to searchExplanation / Answer
Average of fraction of returns per day , c bar = 8
z= 3
Type of control chart bes to monitor is C chart
UCL = Cbar +zSqrt(Cbar) = Cbar +3 sqrt(Cbar ) = 17 returns/day
LCL = Cbar -zSqrt(Cbar) = Cbar -3 sqrt(Cbar ) = 0 returns per day
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