PK0-003 · Question #222
Which of the following can aid in the identification of trends?
The correct answer is D. Run charts. Run charts are graphical representations that display observed data in a time sequence, making them ideal for identifying trends, shifts, or patterns over time.
Question
Which of the following can aid in the identification of trends?
Options
- APareto charts
- BIshikawa diagrams
- CHistograms
- DRun charts
How the community answered
(44 responses)- A2% (1)
- B7% (3)
- C2% (1)
- D89% (39)
Why each option
Run charts are graphical representations that display observed data in a time sequence, making them ideal for identifying trends, shifts, or patterns over time.
Pareto charts rank causes or problems by frequency to identify the most significant ones, not trends over time.
Ishikawa diagrams are used for brainstorming and categorizing potential root causes of a problem, not for identifying trends in data.
Histograms show the distribution of a single variable, illustrating its spread and central tendency, but do not inherently show data changes over time or trends.
Run charts plot data points in the order they occur over time, allowing for visual identification of upward or downward trends, cycles, or shifts in a process. This time-series visualization helps in understanding process stability and performance changes.
Concept tested: Identifying trends with run charts
Source: https://asq.org/quality-resources/run-chart
Topics
Community Discussion
No community discussion yet for this question.