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Analyzing Data Spread with Box Plots

10 questions · Computer Science. Review key concepts before taking the quiz

10 questions~5 min
Analyzing Data Spread with Box Plots — Qwi
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1

What does a larger interquartile range (IQR) indicate about a dataset's central values?

2

Class A has a range of 30 and Class B a range of 20. Which statement is true?

3

For Dataset 1 (daily temperatures), what is the correct five-number summary?

4

If two datasets have identical ranges but different IQRs, what can be concluded?

5

Which of the following best describes the spread of Dataset 2 (student test scores) if its IQR is 12 and its range is 26?

6

When constructing a box plot, which value determines the upper whisker length?

7

Dataset 3 (weekly hours worked) shows a minimum of 8 and a maximum of 20. What is the range?

8

Which statement correctly compares the consistency of Class A and Class B based on their IQRs?

9

If a dataset’s five-number summary is {5, 10, 15, 20, 25}, what is its IQR?

10

Which of the following best explains why a dataset with a small range but large IQR might still be considered variable?