Question: Each part to question is listed below. A) When conducting a time study, a processed is observed and timed. Then a performance rating is applied

Each part to question is listed below.

A) When conducting a time study, a processed is observed and timed. Then a performance rating is applied to the observed time to compute a normal time. What is the reasoning behind applying a performance rating?

b What are type I errors and type II errors in regards to control charts? Why would a company be concerned with these errors?

c What is the purpose of the Ishikawa Fishbone (Cause and Effect Diagram) quality tool?

d In waiting lines, what is the relation between a service time and service rate? Which is used for waiting line models?

e A waiting lines model has an arrival rate of 6 customers per hour and a service rate of 4 customers per hour. Would you support using 7 servers in this situation? Why or why not?

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