90. Which of the following is a key factor when deciding whether to use an Xbar-R Chart or an Xbar-S Chart? a. The data is Continuous or Attribute b. The size of the subgroup c. If logical subgroups exist d. If you are monitoring defects or defectives

91. Compared to Xbar-R Charts and I-MR Charts what is the main benefit of using an EWMA Control Chart? a. The EWMA Chart more effectively displays time-based data b. The EWMA Chart better accentuates the Noise in data c. The EWMA Chart is able to detect small shifts in the process Mean more quickly d. The EWMA Chart is intended for Variable data whereas Xbar-R Charts and I-MR Charts are intended for Attribute or Variable data 92. When a process is referred to as being statistically out-of-control that means

a. The process is incapable b. Operator training is inadequate c. The process is creating too many Defects d. Statistical tests in a Control Chart fail

93. Evidence of a new step being introduced into an operation might be observed in a Con trol Chart as what? a. A single unusual measurement outside the Control Limit b. Data points consistently cycling above and below the Mean c. A strong sudden shift in the measurements d. A gradual trend in the data points

94. For the interpretation of Control Charts select the statement that does NOT apply. a. Process upsets or shifts can trigger Out of Control conditions b. Special Causes of Variation can contribute to an Out-of-Control situation c. Unusual patterns of data points in a process could indicate an Out-of-Control situation d. Defects shown on a Control Chart clearly indicate a process is Out-of-Control

95. When creating an X-Y Matrix the recommendation with the lowest rating has the highest priority tor implementation. a. True b. False

96. Which of the following represent the key elements to be considered when evaluating the time to implement for all improvements/solutions? a. Technical, political and cultural time constraints b. Technical and holiday related constraints c. Technical constraints alone d. Personnel availability

97. Which of the following describes all elements of a Control Plan? a. Aligning Systems and Structures, Documentation Plan, Monitoring Plan, Response Plan, Training Plan b. Documentation Plan, Process Map, FMEA, Training Plan c. Process Map, Training Plan, IT Training Plan d. Employee empowerment e. None of these is correct 98. What departments or personnel require Lean Six Sigma training? a. All departments because they must be informed about all the changes within an organi zation b. Those impacted by the project improvements and by the Control Plan c. Only those impacted by the new technology d. All senior staff members

99. Which of the following describes all elements of a typical Response Plan? a. The Process Capability Chart b. The responsibilities for responding to the Failure Mode and the documentation necessary following a Failure Mode c. The Process Map d. None of these is correct

100. The actions to be conducted when a Critical X exceeds its assigned limits must be written into the _ a. End-of-Control Phase review b. Project's executive summary c. "Response Plan" part of the Control Plan d. Check-list used to perform periodic audits