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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