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Healthcare CPHQ Exam Questions
Certified Professional in Healthcare Quality (Page 9 )

Updated On: 16-Feb-2026
Page 8 of 42
PDF with 685 Questions

___________________ is a difference between an observed event and a standard or norm. Without this standard, or, best practice, measurement of variation offers little beyond a description of the observations.

  1. Variation
  2. Process variation
  3. Assignable variation
  4. Random variation

Answer(s): A



Measurement of variation in health care and its application to quality improvement must begin with the identification and articulation of:

  1. What is to be measured?
  2. Assignable variation
  3. The standard against which is to be compared a process based on extensive research, trial and error and collaborative discussion
  4. Understanding true variation versus artifact or statistical error

Answer(s): B,C



__________________ arises from a single or small set of causes that are not part of event or process and therefore can be traced, identified and implemented or eliminated. In general, researchers are interested in this variation because they can link-or-assign variation to a single specific cause and act accordingly.

  1. Process variation
  2. Assignable variation
  3. Random variation
  4. Performance variation

Answer(s): B



He used his understanding of statistics to design tools to respond to variation. Following his arrival at Western Electric Co. in 1924, Shewhart introduced the concepts of common cause, special cause variation and statistical control. He designed these concepts to assist Bell Telephone of repairs within its transmission systems. Who is he?

  1. W. Edwards Deming
  2. Josph M. Juran
  3. Walter Shewhart
  4. Armand Shewhart

Answer(s): C



In the 1970s, Deming developed his 14 points for western Management in response to requests from U.S. managers for the secret to the radical improvement that Japanese companies were achieving in a number of industries. As part of his "system of profound knowledge, " Deming promoted that "around 15% of poor quality was because of workers, and the rest of 85% was due to bad management, improper systems and processes." The "system" is based on parts. Which o the following is/are NOT out of those parts?

  1. Appreciation for a system
  2. Knowledge about variation
  3. Theory of knowledge
  4. Sociology

Answer(s): D






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