Pareto Analysis
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Please complete the problem below:
Develop a Pareto analysis of the following causes of poor grades on an exam:
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Reason for Poor Grade Frequency
Insufficient time to complete 15
Late arrival to exam 7
Difficulty understanding material 25
Insufficient preparation time 2
Studied wrong material 2
Distractions in exam room 9
Calculator batteries died during exam 1
Forgot exam was scheduled 3
Felt ill during exam 4
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Solution Summary
The solution gives a step-by-step explanation of how to make a pareto chart and do a pareto analysis.
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PARETO ANALYSIS
The "Pareto principle" is the idea that by doing 20% of the work you can generate 80% of what you would get from doing the entire job.
Here are the steps:
1) Form a table listing the causes and their frequencies.
2) Arrange the rows in the decreasing order of frequency of the causes.
3) Find the cumulative percentages.
4) Plot with causes on x- and cumulative percentage on y-axis.
5) Join the above points to form a curve.
6) Plot a bar graph with causes on x- and percent frequency on y-axis.
7) Draw line at 80% on y-axis parallel to x-axis. Then drop the line at the point of intersection with the curve on x-axis.
Here is your data:
Reason for Poor Grade Frequency
Insufficient time to complete 15
Late arrival to exam ...
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