Page: 1
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Total 160 questions

Total 160 questions

Which of the following are TRUE statements regarding the use of visual inspection?

. Reference standards can be used.

. It provides consistency between inspectors.

. It is relatively expensive.

. It can be quickly performed.

Answer : **A**

Which of the following is the BEST statement to make regarding the relationship between product precision and product production?

Answer : **C**

The critical value of the t-distribution is

Answer : **D**

To be effective, a corrective and preventive action system must have

Answer : **D**

The power of efficiency in designed experiments lies in the

Answer : **C**

Which table should be used to determine a confidence interval on the mean when standard deviation is NOT known and the sample size is 10?

Answer : **B**

Given that the population standard deviation is 6.8, what sample size is required to be 90% confident that the estimated mean has an error less than 0.02?

Answer : **A**

Page: 1
/ 14

Total 160 questions

Total 160 questions