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If the first quartile is 20 and the third is 44, the interquartile range is:
A22
B32
C64
D24
Answer & Solution
Correct answer: D. 24
1. Subtract the first quartile from the third.
2. 44 minus 20 gives the answer.
3. The range is 24.
_Source: OpenStax Introductory Business Statistics 2e, Chapter 2, Descriptive Statistics._
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