问题 79
When requesting “worst case” design analysis, you expect the reliability group to

问题 80
Four ingredients are blended to make a final product. Using the data below, what is the expected weight and variation of the final product?
Ingredient A 70 +- 3.00 grams
Ingredient B 20 +- 1.73 grams
Ingredient C 15 +- 1.73 grams
Ingredient D 10 +– 1.00 grams

问题 81
Which of the following are TRUE statements regarding the use of visual inspection?
I. Reference standards can be used.
II. It provides consistency between inspectors.
III. It is relatively expensive.
IV. It can be quickly performed.

问题 82
A company is planning to completely change its employee performance, appraisal and reward system. Which of the following is NOT viable for consideration in the new system?

问题 83
A lot is known to be 1.2% defective. Five units are randomly selected from the lot, and the lot is accepted if 1 or fewer defects are found. What is the probability of the lot being rejected?

问题 84
When asked to make recommendations on how to correct any deficiencies noted in the exit report, the auditor(s) should

问题 85
A box contains 27 black and 3 red balls. A random sample of 5 balls is drawn without replacement. What is the probability that the sample contains one red ball?

问题 86
The “least squares method” is used in

问题 87
Applications for surface plate includes which of the following?
I. Referencing plane for length measurements.
II. Referencing plane for parallelism measurements.
III. Establishing a datum plane for dimensional layout.
IV. Waiting place for delicate parts.
V. Keeping extra gages when not in use.

问题 88
Which of the following statements describes discrete data?

问题 89
If a distribution is skewed to the right

问题 90
A process is in control with a defect rate of 0.2%. A sampling plans calls for 30 items to be selected at random, and for the process to be shut down and corrected if any defects are found. How often will the process be shut down without a change in the defect rate?

问题 91
The critical value of the t-distribution is

问题 92
When planning quality control functions, which one of the following is MOST directly related to production of a quality product?

问题 93
The term “quality audit” can refer to the appraisal of the quality system of
I. An entire plant or company.
II. One product.
III. One major quality activity.

问题 94
Quality audits do NOT provide

问题 95
If a distribution is skewed to the left, the median will always be