Form 4: IQR Word Problems & Applications
Apply the concept of interquartile range to solve real-world word problems and practical applications.
Questions
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MultiChoice
Scores on a quiz were 65, 70, 75, 80, 85, 90, 95. What is the IQR of the test scores?
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MultiChoice
Daily temperatures in degrees Fahrenheit were 52, 55, 60, 65, 70, 75, 80. What is the IQR?
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MultiChoice
Number of books read by students: 1, 3, 5, 7, 9, 11, 13. What is the IQR?
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MultiChoice
Points scored in 7 basketball games: 12, 15, 18, 20, 24, 28, 30. What is the IQR?
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MultiChoice
Height of plants in cm: 10, 14, 16, 20, 22, 26, 30. What is the IQR?
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MultiChoice
Minutes spent doing homework: 15, 20, 25, 30, 35, 40, 45. What is the IQR?
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MultiChoice
What percentage of data lies within the Interquartile Range?
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MultiChoice
Game scores: 40, 45, 50, 55, 60, 65, 70. Find the IQR.
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MultiChoice
Age of children in a club: 6, 7, 9, 10, 12, 14, 15. What is the IQR?
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MultiChoice
Weight of packages in pounds: 4, 8, 10, 12, 16, 18, 22. What is the IQR?
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MultiChoice
Number of pets owned: 0, 1, 2, 3, 4, 5, 6. What is the IQR?
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MultiChoice
Price of items in dollars: 12, 16, 20, 24, 28, 32, 36. Find the IQR.