Understanding Box Plots: When and Why to Use Them

Understanding Box Plots: When and Why to Use Them

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

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The video tutorial explains the use of box plots, focusing on the 5 number summary: lower extreme, quartile 1, median, quartile 3, and upper extreme. It highlights common misconceptions, such as confusing the median with the mean. The tutorial uses math scores to demonstrate how box plots can accurately represent data, showing high and low scores without skewing the overall data. It contrasts this with the mean, which can misrepresent data if there are outliers. The video concludes by emphasizing the advantages of using box plots for accurate data representation.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the 5 number summary in a box plot?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the difference between the median and the mean in the context of a box plot.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Why might someone prefer to use a box plot over the mean to represent their scores?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you determine Quartile 1 from a data set?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What steps are involved in creating a box plot from a data set?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Discuss how outliers affect the representation of data in a box plot.

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

What conclusion can be drawn about the consistency of scores based on a box plot?

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