Module 11 - Stats quiz example. PDF

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Module 11 Quiz Question 1 : Sigma six refers to: Answer: looking for variation to fall within ±3 standard deviations Question 2: The simplest and most used control chart is the Answer: P-chart Question 3: All of the following are an indication of special cause variation in a process control chart except: Answer: Six points in a row that alternate above and below the center line Question 4: Given the following statistical control chart reflecting the data after an intervention to decrease the number of mislabeled laboratory specimens, what would you conclude about the effectiveness of the intervention? Answer: There appeared to be a downward trend between months 7 and 12, indicated by more than 6 points in a row. Question 5: Which of these, does not take time order of observations into account? Answer: box plot Question 6: The average value of the quality characteristic corresponding to in-control state is represented by _____ in the control charts. Answer: Center line Question 7: If we decrease the distance between LCL and UCL, what will happen? Answer: Decreasing the possibility of type II error Question 8: The denominator of a measure defines Answer: The population being measured Question 9: What type of measure is the percentage of people receiving Mammograms? Answer:process...