IASSC IASSC Certifications ICBB Questions & Answers

• Question 181:

  In a good Measurement System the most variation will be with part-to-part measurements.

  What should you do if the majority of variation is associated with the Gage RandR assuming the gage is technically capable?

  A. Focus on fixing the Repeatability and Reproducibility of the measurement device

  B. Purchase a new machine

  C. Focus on trimming the Part-to-Part variation

  D. Run another MSA test with the machine

  Correct Answer: A

• Question 182:

  Measurement __________ is defined as the difference between the observed and the expected values for a given set of data.

  A. Bias

  B. Linearity

  C. Range

  D. Breadth

  Correct Answer: A

• Question 183:

  A ___________ problem in the Measurement System suggests that there is a lack of consistency in the measurement over time.

  A. Linearity

  B. Bias

  C. Stability

  D. Magnitude

  Correct Answer: C

• Question 184:

  Accuracy can be assessed in several ways and a fairly accurate means of measurement is visual comparison.

  A. True

  B. False

  Correct Answer: B

• Question 185:

  With Measurement System Analysis we are concerned with two issues that impact the potential variability of the data. They are _____________________.

  A. Precision and Accuracy

  B. Reliability and Repeatability

  C. Error and Spread

  D. Sensitivity and Deflection

  Correct Answer: A

• Question 186:

  An operator is measuring the distance between two points. Which is most likely to be influenced by the operator?

  A. Precision of the measurement

  B. Accuracy of the measurement

  C. Calibration of the instrument

  D. All of these answers are correct

  Correct Answer: D

• Question 187:

  A statistical test or Hypothesis Test is performed to reject or fail to reject a stated hypothesis and it converts the Practical Problem into a Statistical Problem.

  A. True

  B. False

  Correct Answer: A

• Question 188:

  The class score distribution of schools in a metropolitan area is shown here along with an analysis output.

  Comment on the statistical significance between the Means of the two distributions. Select the most appropriate statement.

  

  A. The two class Means are statistically different from each other

  B. The two class Means statistically not different from each other

  C. Inadequate information on class Means to make any statistical conclusions

  D. A visual comparison shows that class Means are not statistically different

  Correct Answer: A

• Question 189:

  The Central Limit Theorem says that as the sample size becomes large the sample Mean distribution will form a Normal Distribution, ____________________.

  A. If the Measurement System is properly calibrated

  B. When the data is collected accurately

  C. If the shape is evenly spread

  D. No matter what the shape of the population distribution of individuals

  Correct Answer: D

• Question 190:

  For a Normal Distribution as samples size increases the Range in Mean and Standard Deviation decrease relative to the Mean and Standard Deviation of the population.

  A. True

  B. False

  Correct Answer: A