Six Sigma Practice Questions with Correct Answers

Who is known as the "Father of Six Sigma"? Bill Smith A Black Belt is conducting a study of a process with exponential distribution. The mean is 0.235. What is the standard deviation? 0.235 Which of the following belong to 7 deadly muda? Conveyance An acronym TIMWOOD is associated with: Key concepts in the Toyota Production System A Green Belt conducts a frequency analysis with a bar chart and finds that intake staff's policy and procedure awareness and unnecessary hard copy filing account for 80% of the delay in the application review process. What type of analysis did the Green belt most likely used? pareto analysis A Black Belt conducted a study to determine the effect of bonus pay on employee performance evaluation scores at a car manufacturing company. After running a correlation test she discovered that r equaled -0.78. She concluded that: Employee performance seems to suffer with bonuses Which of the following is not a formula for the defects per opportunity (DPO) calculation TOP/D A Lean Six Sigma team at a small size real estate company is considering investing its carryover funds of $500,000 in a downtown parking lot development. The team estimates that the company will make $70,000 in a year. Another alternative is to invest $500,000 in a mutual fund with 10% interest. What is the Net Present Value of the downtown parking lot development investment? $18,181 A newly hired Green Belt was tasked by his supervising Black Belt to calculate Cp. He was given incomplete information showing that USL is 7.2 and Specification Range is 4.3. How much is LSL? 2.9 In measurement system analysis (MSA) reproducibility refers to: Different appraisers measuring the same part with the same measurement device getting the same result A Black Belt presented a failure mode and effects analysis (FMEA) on an SQL database management process. The risk priority number (RPN) for the process is 72. Occurrence and detection are both 3. How much is severity? 8