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CSSBB · Question #156

A control chart will be used to monitor the number of scratches on a product. The following data have been collected: The appropriate control chart to use is:

The correct answer is F. u. See the full explanation below for the reasoning.

Control Phase

Question

A control chart will be used to monitor the number of scratches on a product. The following data have been collected:

The appropriate control chart to use is:

Exhibit

CSSBB question #156 exhibit

Options

  • Ax-bar and R
  • Bmedian
  • Cindividual and moving range
  • Dp
  • Enp
  • Fu
  • Gc

How the community answered

(27 responses)
  • A
    7% (2)
  • D
    4% (1)
  • F
    74% (20)
  • G
    15% (4)

Topics

#u chart#attribute control chart#defects per unit#control chart selection

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