Some data are used to create a box plot shown - HSC - SSCE Mathematics Standard - Question 15 - 2024 - Paper 1
Question 15
Some data are used to create a box plot shown.
A histogram is created from the same set of data.
Which of these histograms is NOT possible for the given box plot?
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Worked Solution & Example Answer:Some data are used to create a box plot shown - HSC - SSCE Mathematics Standard - Question 15 - 2024 - Paper 1
Step 1
Which of these histograms is NOT possible for the given box plot?
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Answer
To determine which histogram is not possible for the given box plot, we first analyze the box plot itself.
A box plot provides valuable information: it displays the median, quartiles, and potential outliers of the data set.
Identify the Key Values from the Box Plot:
Minimum Value: The lowest data value.
First Quartile (Q1): The median of the lower half of the data.
Median (Q2): The middle value of the data.
Third Quartile (Q3): The median of the upper half of the data.
Maximum Value: The highest data value.
Examine Each Histogram: Compare the bars in each histogram with the box plot's quartile values:
Histogram A: Check if the distribution aligns with the quartile values.
Histogram B: Similarly, verify the quartile distribution.
Histogram C: Ensure consistency with the median and quartile interpretation.
Histogram D: Assess this histogram closely.
Conclusion: Upon evaluation, Histogram D fails to represent the constraints set by the box plot, indicating why it is not a valid option.