Free CSSBB Exam Braindumps (page: 13)

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A population is bimodal with a variance of 5.77. One hundred samples of size 30 are randomly collected and the 100 sample means are calculated. The standard deviation of these sample means is approximately:

  1. 5.77
  2. 2.40
  3. 1.05
  4. 0.44
  5. 0.19

Answer(s): E



An automatic gaging system is to be installed in a process. The gage will insert data values into a data base from which machine adjustments will be made automatically. A critical factor in specifying the equipment is:

  1. communication link between gage and computer
  2. compatibility of software in the gage and in the computer
  3. adequate manual over-rides
  4. all of the above

Answer(s): D



The median is a better choice than the mean for a measure of central tendency if the data:

  1. is bimodal
  2. often has outliers
  3. is normally distributed
  4. is exponentially distributed

Answer(s): B



A team wants a technique for determining and displaying priorities based on frequency of various defect types. They should use:

  1. written and diagrammed work instructions
  2. flow charts and process maps
  3. cause and effect diagrams
  4. Pareto chart
  5. relationship matrix

Answer(s): D






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