MBA 675 Online Winter 2015 Week 4 HW Solutions(2) - MBA 675...

  • Bellevue University
  • MBA 675
  • Homework Help
  • BellevueRebel
  • 7
  • 88% (8) 7 out of 8 people found this document helpful

This preview shows page 1 - 2 out of 7 pages.

MBA 675 Online Winter 2015Week 4 Homework SolutionsPage 1 of 71. Chapter 2, page 88, Problems, #27a. Scatter diagram (see following)b.As the production run size increases, the percent defective decreases. Shouldschedule large runs when possible and determine what causes smaller runs to beproblematic, e.g. changeover issuesScatter Diagram012345678010002000300040005000600070008000Production Run Size2. Chapter 3, page 126, Problems, #12 – instead of using a 1% Type I error, use 2-sigma control limitsHospital administratora.p= Total absent/Total observations= 49/15(64) = 0.05110.051 10.05164pppn= 0.0275ppUCLpz= 0.051 + 2*(0.0275) = 0.1061ppLCLpz= 0.051 – 2*(0.0275) = – 0.004, adjusted to zero.b.The data from the last three weeks fall within the control limits with the exception of Day 9. Hence this point needs to be investigated. There are not patterns to the data. Therefore depending on our research into Day 9 will determine if we accept the estimate of 5.1% absenteeism. You must then assess whether this amount of absenteeism is typical for nurse’s data from the last three weeks fall within the control

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture