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The third measure of centre, besides mean and median, is the:
AThe range
BThe variance
CA quartile
DThe mode
Answer & Solution
Correct answer: D. The mode
1. Mean and median are the two most familiar centres.
2. Another measure of the center is the mode.
3. The mode is the value that occurs most often in the data.
4. Range, variance and quartiles all describe spread or location rather than centre.
5. A data set can have more than one mode, or none at all.
_Source: OpenStax Introductory Statistics 2e (CC BY 4.0), Ch 2 'Descriptive Statistics', sections 2.1-2.7_
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