LSSMBB Practice Test

LSSMBB Practice Test practice questions, page 6 of 16, with answer review and explanations.

Question 26

Which experimental design has main effects confounded with second order interactions?

  1. Resolution IV (Resolution 4)
  2. Resolution V (Resolution 5)
  3. Resolution III (Resolution 3)
  4. Resolution II (Resolution 2)

Question 27

What is the recommended run order for an experiment?

  1. Standard order
  2. Random order
  3. Center points last
  4. It doesn't matter

Question 28

In a DOE analysis, residual plots are examined to accomplish which of the following?

  1. Make precise predictions
  2. Improve model fit
  3. Determine which effects to keep in the model
  4. Validate model assumptions

Question 29

A 3^2 experiment means that we are considering:

  1. Two levels for three factors.
  2. Two dependant variables and three independent variables.
  3. Three levels of two factors.
  4. Two continuous variables and three attribute variables.

Question 30

Which of the following is FALSE regarding FMEA?

  1. The focus is reaction
  2. Failure may or may not have occurred yet
  3. It is initiated prior to any design activity
  4. It is an assessment of potential failure modes