Question 1

A service company has a process for responding to customer inquiries. The upper specification limit for response time is 2 hours, the lower specification limit is 1 hour, and the process average is 1.5 hours. The standard deviation for this process is 0.2 hours. What is the Cp value for this process?

Options :

A : 3

B : 0.46

C : 1.66

D : 0.83

Answer: D

Question 2

In the context of Overall Equipment Effectiveness (OEE), what does the Availability factor represent?

Options :

A : The proportion of time that the equipment is running effectively without unplanned stops or failures

B : The proportion of time that the equipment is available for production, regardless of its performance

C : The proportion of time that the equipment is running at its designed speed

D : The proportion of good parts produced compared to the total number of parts produced

Answer: A

Question 3

A quality auditor records the following times (in minutes) for 8 samples from the process: 5, 7, 9, 10, 10, 12, 14, 15. Calculate the standard deviation.

Options :

A : 3.12

B : 3.37

C : 3.52

D : 3.75

Answer: B

Question 4

An airline has a process for checking in passengers at the airport. The upper specification limit for check-in time is 20 minutes, the lower specification limit is 10 minutes, and the process average is 12 minutes. The standard deviation for this process is 0.5 minutes. What is the Cpk value for this process?

Options :

A : 1.33

B : 3.33

C : 1.67

D : 1.5

Answer: A

Question 5

Which of these tools is commonly used to prioritize issues based on frequency?

Options :

A : Scatter Diagram

B : Pareto Chart

C : Histogram

D : Control Chart

Answer: B

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