To improve the structural design of oil tankers with the objective of reducing t
ID: 3325589 • Letter: T
Question
To improve the structural design of oil tankers with the objective of reducing the likelihood of an oil spill and decreasing the amount of outflow in the event of a hullpuncture, a study reported the spillage amount and cause of puncture for 50 recent major oil spills from tankers and carriers. The data are displayed in both a bar and pie chart, given below. Interpret what the displays show. Is a pie chart an appropriate display for these data? Why or why not?
Click the icon to view the bar and pie chart for the oil spill data.
Interpret what the displays show.
A. The bar chart shows that grounding is the most frequent cause of oil spillage for these 50 spills.
B. The bar chart shows that hull failure is the most frequent cause of oil spillage for these 50 spills.
C. The bar chart shows that fire is the most frequent cause of oil spillage for these 50 spills.
D. The bar chart shows that collision is the most frequent cause of oil spillage for these 50 spills.
Is a pie chart an appropriate display for these data? Why or why not?
A. No, the pie chart is not appropriate to display these data because the data does not account for all of the different ways spillages could happen.
B. No, the pie chart is not appropriate because the data is not given in percentages.
C. No, the pie chart is not appropriate to display these data because the data does not account for all spillages.
D. Yes, the pie chart is appropriate to display these data because the data accounts for all of the spillages being considered.
Bar and pie chart for oil spill data Cause of Spillage Unknown 15 10 Collision Hul Failure Fire Collision Fire Grounding Hul Fale Unknown Cause of Spillage Grounding PrintDoneExplanation / Answer
1)
A. The bar chart shows that grounding is the most frequent cause of oil spillage for these 50 spills.
2) D. Yes, the pie chart is appropriate to display these data because the data accounts for all of the spillages being considered.
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