Mathematics · Measures of Dispersion
If the first quartile (Q1) of the data set 8, 10, 8, 7, 9 is 7.5, then the value of quartile deviation is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 19.5
- 21.0✓
- 32.5
- 47.5
Correct answer
1.0
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