HCM 450 QUIZ 4 EXAM QUESTIONS
AND ANSWERS GRADED A+ 2026
What does an organization use benchmarking for? - ANS To compare current performance to
an exemplary organization
Which graph is used to display the frequency distribution of measurement data? -
ANS Histogram
The clinic medical director wants to know if there is a correlation between the number of
minutes patients must wait to see a physician and the time of day. Which graph would you use
to display the data to help determine if a relationship exists between the two variables? -
ANS Scatter diagram
When a data point on a control chart falls above the upper control limit, the process being
measured is exhibiting what type of characteristic? - ANS Special cause variation
What type of data display uses symbols or colors to draw people's attention to performance
concerns? - ANS Dashboard
Which of the following statements regarding control charts is TRUE?
Control charts are used to reduce assignable variation.
A control chart is a good tool for displaying cause and effect.
@COPYRIGHT 2026/2027 ALLRIGHTS RESERVED 1
AND ANSWERS GRADED A+ 2026
What does an organization use benchmarking for? - ANS To compare current performance to
an exemplary organization
Which graph is used to display the frequency distribution of measurement data? -
ANS Histogram
The clinic medical director wants to know if there is a correlation between the number of
minutes patients must wait to see a physician and the time of day. Which graph would you use
to display the data to help determine if a relationship exists between the two variables? -
ANS Scatter diagram
When a data point on a control chart falls above the upper control limit, the process being
measured is exhibiting what type of characteristic? - ANS Special cause variation
What type of data display uses symbols or colors to draw people's attention to performance
concerns? - ANS Dashboard
Which of the following statements regarding control charts is TRUE?
Control charts are used to reduce assignable variation.
A control chart is a good tool for displaying cause and effect.
@COPYRIGHT 2026/2027 ALLRIGHTS RESERVED 1
